You cannot escape the responsibility of tomorrow by evading it today

The journey of a thousand miles begins with one step.

The journey of a thousand miles begins with one step. 

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

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

I think, therefore I am.

Nothing is impossible if you want it badly enough. Impossible = I'm possible.

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

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

The bad news is time flies, the good new is that you're the pilot.

Failure to prepare = preparing to fail

Everything you want is on the other side of fear

No one starts out on top. You have to work your way up.

I can is 100 times more important than IQ.

Mathematics Is not a spectator sport. The only way to learn mathematics is to do mathematics.