Good business advice I received early on: When someone says no to a request, they usually mean 'not right now' or 'not in that way.' Most people wa… - James Clear

Don't feel qualified? Nobody does.

You can only be qualified to do that which you have already accomplished or trained for.

Anything new is accomplished by unqualified people.

Balancing success and failure is a tricky thing.

I'd say 8 or 9 times out of 10, you should be succeeding. Build momentum. Accumulate advantages. Feast on the feeling of success and let it feed your desire to do more.

But 1 or 2 times out of 10, you should be failing. Push yourself and reach beyond your current grasp. Force yourself to try uncomfortable things. Occasionally you will surprise yourself and the rest of the time you will learn.

Win enough to keep progressing. Lose enough to keep learning.

How did you accomplish that?

Same as everything else. Gradually, then all at once.