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

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

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

You can have results or excuses, not both

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.

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

The wise person knows that no answer is also an answer

Hard work always pays off - it is not a question of if you will get there, but WHEN you will get there

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

There is great wisdom in being able to realise that you don’t understand something before it goes too far.

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

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

It always seems impossible until it's done.

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.

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