I've seen George Foreman shadow boxing and the shadow won.
Being angry and resentful of someone is like letting them live rent-free in your head.
You live and learn. Then you die and forget it all.
Just look at the great Nelson Mandela. He came out of prison and saved his entire country. Some of the best people in the world have spent time in prison.
The age of 40 is not a death sentence.
If something is worth doing, it is worth doing right. I take that one step further. You shouldn't do anything unless you do it right.