Failure is not the opposite of success, it is part of the success.

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

Instead of finding reasons why you can't, find reasons why you can.

Just stick with it, what seems hard now will one day be your warm up.

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

There are no bad mistakes in maths, only discoveries.

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

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

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.

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

The boxer is not afraid of being knocked down, he is afraid of not being able to get up again.

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

You can have results or excuses, not both

If you can understand just one thing thoroughly, then you will understand everything.

The wise person knows that no answer is also an answer