When I was 29, I told myself the next acting job I get, no matter what it pays, I will from now on for better or worse, be a working actor.
You are not the opinion of someone who doesn't know you.
The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when it be obeyed.