You don't apply for that job you want because...
You don't have the right degree.
Or you don't have enough experience.
Or for a million other reasons that may or may not be true.
But really, Dr. Seuss had it right all along:
"Today you are you, that is truer than true.
There is no one alive who is Youer than You."
Today, pull out a piece of paper and see what happens when you write this phrase 10 times:
I am perfectly qualified to be me.