Regardless of where you started, there is always the next level. You need to keep leveling up your skills.
[With comedy and wanting to make people laugh,] when you're a child, all you want is ANY kind of laugh. You get them to laugh, and great! - you've succeeded. And then it's "How FAST can I get them to...
I don't have much time' is a lousy excuse. There is always time, what we you don't have is the skills to manage the time.
The odds are, you highly underestimate how awesome you are. Stop doing that.