Shoot for the moon and even if you miss you’ll land among the stars/

No matter how bad it gets, you’re still way ahead of those who haven’t even started.

99% of failures come from people who have the habit of making excuses.

Work ethic is important, because, unlike intelligence, athleticism, or charisma, or any natural attribute, it’s a choice.

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

He who has begun his task is half-way done. Have the courage to begin!

Work like you don't need the money, dance like nobody's watching and love like you've never been hurt. 

Don't fear failure, fear being in the same exact same place next year as you are now.

A book a day keeps the stupidity away.

You cannot start the next chapter of your life if you keep re-reading the last one.

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

You can pick up a mistake and carry it as a burden,  or you can set it down as use it as a stepping stone to greatness.

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

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

Focus on progress, not perfection. Practise a little bit every day - little and often  Slow and steady wins the race.