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

You're not in competition with anyone but yourself. Outdo your past, not other people.

Success is a journey, not a destination.

A book a day keeps the stupidity away.

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

If you want to succeed, double your failure rate.

The greatest enemy to human potential is your comfort zone

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

Hope might be a good breakfast, but it makes a very poor dinner

In order to become better than anybody else you must first become better than yourself.

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

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

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

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

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