Success is not final and failure is not fatal. It is the courage to continue that counts.

Failure is not the opposite of success, it is part of the success.

You can pick up a mistake and carry it as a burden,  or you can set it down as use it as a stepping stone to greatness.

The boxer is not afraid of being knocked down, he is afraid of not being able to get up again.

The power of reflection is the most powerful skill you’ll learn.

Don't fear failure, fear being in the same exact same place next year as you are now.

Hope might be a good breakfast, but it makes a very poor dinner

Mistakes have the power to turn you into something better than you were before.

It always seems impossible until it's done.

There is no talent here. There is hard work and obsession. You could be anyone if you put in the time.

Your attitude is everything. Pick a good one.

I fear not the man who has practiced 10,000 kicks once, but I fear the man who has practiced one kick 10,000 times.

The temptation to quit will be the greatest when you are about to succeed

If you want to succeed, double your failure rate.

Good mathematics is not about how many answers you know... It is about how you behave when you don't know.