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

Whenever you find yourself doubting how far you can go, just remember how far you have come.

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

You cannot escape the responsibility of tomorrow by evading it today

Don't put off until tomorrow what you can do today. If today you have no time, it means tomorrow you'll be too tired and the next day you'll be something else.

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 greatest mistake we make is living in constant fear that we will make one.

Dreams don't work unless you do.

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

It always seems impossible until it's done.

Nobody said it’d be easy, they just promised it would be worth it.

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

1.00³⁶⁵=1 and 1.01³⁶⁵=37.7. Doing nothing at all versus small steps at a time. 

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

Tough times never last, but tough people do.