There’s a word in martial arts that might be even more important than kick, punch, or black belt.
It’s a very short word.
Two letters.
NO.
And after more than 40 years in martial arts and over 20 years running Synergy Martial Arts, I’ve come to appreciate just how powerful that little word can be.
Especially when teaching children.
Now, before anyone gets the wrong idea, I don’t spend my classes walking around shouting NO at children.
That would make for a pretty boring Taekwondo class.
“Can we practice kicking?”
“No.”
“Can we do some sparring?”
“No.”
“Can we have a water break?”
“NO!”
Not exactly a winning business model.
But here’s what I’ve learned.
Sometimes the most important thing I can teach a child isn’t what they WANT to hear. It’s what they NEED to hear.
NO, You Can’t Skip the Hard Part.
Every instructor has seen it.
A student loves kicking. They’re good at it. They feel confident doing it.
But then it’s time for something they struggle with.
Maybe it’s their forms. Maybe it’s push-ups. Maybe it’s a technique that doesn’t come naturally.
Suddenly, they’re not so enthusiastic.
“Can we do something else?”
Sometimes my answer is simply:
No.
Not because I want to make their lives difficult.
But because learning to work through something difficult is part of the lesson.
If we only practiced the things we were already good at, we’d never get better at anything else.
And if every time something became challenging we allowed children to walk away, what exactly would we be teaching them?
That discomfort means stop?
That frustration means quit?
That being good at something is more important than getting better at something?
Not in my class.
As I often say at Synergy:
Dinner Before Dessert.
You do the work before you enjoy the reward.
And yes, sometimes that means push-ups before dodgeball.
NO, You Can’t Always Have Your Way.
Here’s something that might surprise some parents.
Your child is not the only child in my class.
I know. Shocking revelation.
There are other children. With different personalities, different abilities, different needs, and different challenges.
And somehow, we all have to learn together.
That means taking turns.
Listening when someone else is speaking.
Following instructions.
Accepting that you might not always get the partner you want, the activity you want, or the attention you want at that exact moment.
Sometimes a student asks me for something, and the answer is no.
Not because their request is unreasonable.
But because there are 15 other students whose needs matter just as much.
Learning that the world doesn’t revolve around you isn’t a punishment. It’s preparation for life.
And martial arts is a wonderful place to learn that lesson.
NO, You Can’t Treat Someone That Way.
This is where the word NO becomes especially important.
At Synergy, I want students to feel welcome, supported, and safe.
But kindness doesn’t mean allowing poor behaviour.
If a student is disrespectful, deliberately disruptive, or unkind to another student, I will address it.
Sometimes that means stopping an activity.
Sometimes it means having a conversation.
And sometimes it means saying:
“No. That’s not how we treat people here.”
I don’t believe children need to be embarrassed, humiliated, or yelled at to learn respect.
In fact, I believe the opposite.
You can be firm without being cruel. You can be kind without being a pushover.
Children deserve to understand why a boundary exists.
They also need to understand that the boundary doesn’t disappear simply because they don’t like it.
And here’s the important part.
The same rules apply to me.
If I expect students to show respect, I have to demonstrate it.
If I expect them to control their emotions, I have to control mine.
If I expect them to take responsibility for their mistakes, I have to be willing to do the same.
Being the instructor doesn’t mean I’m above accountability.
It means I have an even greater responsibility to lead by example.
Sometimes NO Is Actually an Act of Caring.
I think this is something we occasionally forget.
We naturally want children to be happy.
Parents want their children to enjoy their activities. Teachers want their students to succeed. Instructors want children to leave class smiling.
I want those things too.
But I also know that making a child happy in the moment isn’t always the same as doing what’s best for them in the long run.
Sometimes a child needs encouragement.
Sometimes they need patience.
Sometimes they need a little extra help.
And sometimes they need an adult who cares enough to say NO.
“No, you can’t give up just because it’s difficult.”
“No, you can’t blame someone else for your mistake.”
“No, you can’t be unkind to your training partner.”
“No, you can’t skip the work and expect the reward.”
Those aren’t rejections of the child.
They’re lessons about responsibility, perseverance, and respect.
Of course, children should also be able to ask questions, express discomfort, and speak up when something doesn’t feel right.
There’s a big difference between teaching a child to accept a reasonable boundary and teaching them to obey blindly.
I want students who can think for themselves, not students who are afraid to question me.
And that brings me to something else.
I Also Want Your Child to Learn to Say NO.
This might be the most important part of the entire conversation.
Because while I’m teaching children to accept boundaries, I’m also teaching them that they have the right to establish their own.
“No, I don’t want to do that.”
“No, you can’t treat me that way.”
“No, I’m not going along with this just because everyone else is.”
“No, you don’t have permission to touch me.”
That’s confidence.
That’s self-respect.
And that’s a very important part of self-defence.
We spend plenty of time teaching children how to kick, punch, block, and move.
But one of the most useful self-defence skills they can develop is the confidence to establish a boundary before a situation becomes physical.
And they need to know that their NO matters, too.
The Bigger Picture.
After teaching thousands of children over the years, I’ve learned something.
They won’t remember every kick I taught them.
They probably won’t remember every form.
And I’m fairly certain they won’t remember every push-up.
Although some might still be holding a grudge about those.
But I hope they remember the bigger lessons.
That effort matters.
That respect goes both ways.
That their actions have consequences.
That being disappointed isn’t the end of the world.
That they can do difficult things.
And that sometimes hearing NO is exactly what helps them grow.
Because my job isn’t simply to teach your child Taekwondo.
It’s to help them become a stronger, more capable, more respectful human being.
And sometimes, that starts with two little letters.
N. O.
John Kolakovic
Head Instructor | Synergy Martial Arts
Leaside, Toronto
Teaching more than kicks and punches since 2005.