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

The easiest person to deceive is yourself.

You're not in competition with anyone but yourself. Outdo your past, not other people.

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.

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

We all have two lives. The second begins when we realise we only have one. 

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

Start, struggle, fail, fix and learn. Repeat.

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

You can hire a tutor but you can't hire someone to practice for you.

Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.

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

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

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

Success is the sum of small repeated efforts, day in and day out.