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

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.

The temptation to quit will be the greatest when you are about to succeed

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

The easiest person to deceive is yourself.

Never underestimate the importance of small steps. small steps = big changes. 

I fear not the man who has practiced 10,000 kicks once, but I fear the man who has practiced one kick 10,000 times.

Hard work - a two way street where you get exactly what you put in.

If you fail, next time fail better.

Failure is NOT your destiny. Failure is the key to success.

Don’t practice until you get it right, practice until you can’t get it wrong.

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

Do what you have always done and you will always be what you have always been

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