A mistake is always forgivable, rarely excusable and always unacceptable.

A mistake is always forgivable, rarely excusable and always unacceptable.

If you don't make mistakes, you're not working on hard enough problems. And that's a big mistake.

If you don't make mistakes, you're not working on hard enough problems. And that's a big mistake.

Not admitting a mistake is a bigger mistake.

Not admitting a mistake is a bigger mistake.

You cannot step into the same river twice.

You cannot step into the same river twice.

Don't beat yourself up over past mistakes. Hold your head high and dry your tears. A new day is here.

Don't beat yourself up over past mistakes. Hold your head high and dry your tears. A new day is here.

I fear those big words which make us so unhappy.

I fear those big words which make us so unhappy.

I am the author of my life. Unfortunately I'm writing in pen and I can't erase any of my mistakes.

I am the author of my life. Unfortunately I'm writing in pen and I can't erase any of my mistakes.

One must be a god to be able to tell successes from failures without making a mistake.

One must be a god to be able to tell successes from failures without making a mistake.

Experience is the name every one gives to their mistakes.

Experience is the name every one gives to their mistakes.