Life is full of opportunities. With every opportunity that is missed, another one is born.

The easiest person to deceive is yourself.

Failure to prepare = preparing to fail

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.

There are no shortcuts to any place worth going.

Go as far as you can see, when you get there, you’ll be able to see further

Fall down seven times, stand up eight.

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

Your attitude is everything. Pick a good one.

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

A hero is no braver than an ordinary man, but he is braver five minutes longer.

The greatest enemy to human potential is your comfort zone

The wise person knows that no answer is also an answer

Dreams don't work unless you do.

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