Saying yes just to look ready isn’t brave. “Not yet” is an honest answer, and you’re allowed to give it.

Yes can come from courage or from fear of looking small, and the two sound identical in the moment. The fear version borrows credibility you have not built, and the loan comes due in public when the thing is actually due. Saying not yet costs a flicker of embarrassment now instead of a real failure later.

The next time you are asked to take something on, pause before answering and check which yes it would be. If it is the nervous one, say what you can do and what you cannot. Clear limits make the yes you do give worth something.