Be strong enough to stand alone, smart enough to know when you need help, and brave enough to ask for it.

The journey of a thousand miles begins with one step.

The road to success is like a staircase. If you want to succeed, double your failure rate

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

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

The master has failed more times than the beginner has even tried

Hard work beats talent when talent doesn't work hard.

Failure is NOT your destiny. Failure is the key to success.

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

I think, therefore I am.

There is no elevator to success, you have to take the stairs.

Patience is when you’re supposed to get mad, but you choose to understand

99% of genius comes from hard work, the remaining 1% comes from innate talent

Your attitude is everything. Pick a good one.

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