I remember that every time I failed, I used to say: it is too much.
But today, instead of saying it is too much, I say: this is pretty normal.

Taking so many punches in the stomach is hard, but after a while, you get stronger. You learn from past experiences. When you learn from past experiences, you understand more and more your path. 

Meanwhile, you perfect yourself and become better and better at what you set out to do