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

Skills are built not born.

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

Success is a journey, not a destination.

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

Time is your friend, impulse is your enemy.

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

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

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

Tough times never last, but tough people do.

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

He who has begun his task is half-way done. Have the courage to begin!

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

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

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