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

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

Don’t compare yourself to others. Compare yourself to the person you were yesterday.

Go as far as you can see, when you get there, you’ll be able to see further

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

Patience is when you’re supposed to get mad, but you choose to understand

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

Pure mathematics is in its way, the poetry of logical ideas.

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

Everything that happens was once a dream.

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

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

Work on your weaknesses until they are your strengths and work on your strengths until they are second nature.

Yesterday is history, tomorrow is a mystery, but today is a gift—that's why it's called 'the present

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