At what age should children be held responsible for their actions?

I've now reached the age where I'll be held responsible for my actions!

That they can't be held responsible for their own actions.

Every human being should be held accountable for his actions.

So I should not be held accountable for their actions.

They don't want to be held accountable for their actions.

He could not be held accountable for his son's actions.

You will not be held responsible for the actions of your customers.

As a result, she could not be held liable for her actions.

Now that the situation has been taken to court, he said, "I look forward to having him held accountable for his actions."