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

Your attitude is everything. Pick a good one.

I have not failed, I've just found 10,000 ways that won't work.

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

You cannot start the next chapter of your life if you keep re-reading the last one.

Shoot for the moon and even if you miss you’ll land among the stars/

Don’t hang your targets after you’re done shooting.

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

The road to success is like a staircase. If you want to succeed, double your failure rate

Dreams don't work unless you do.

Everything you want is on the other side of fear

Skills are built not born.

There are no bad mistakes in maths, only discoveries.

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

Don’t be afraid to work hard and find out how good you can really be.