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

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

We learn more from failure than we do from success.

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

You can have results or excuses, not both

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

A book a day keeps the stupidity away.

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

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

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

Success is a journey, not a destination.

Everything that happens was once a dream.

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

Nobody said it’d be easy, they just promised it would be worth it.

Skills are built not born.