I think, therefore I am.

Procrastination is the thief of time and the enemy of success.

Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.

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

It is never too late to turn an unproductive day into a productive one.

I have not failed, I've just found 10,000 ways that won't work.

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

Run in the morning before your body figures out what you're doing

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

Success is a journey, not a destination.

Tough times never last, but tough people do.

You'll never change your life until you change something you do daily. The secret to success and change in found in your daily routine.

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

Dreams don't work unless you do.

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