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

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

Don’t practice until you get it right, practice until you can’t get it wrong.

If you fail, next time fail better.

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

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

The journey of a thousand miles begins with one step.

Procrastination is the thief of time and the enemy of success.

A hero is no braver than an ordinary man, but he is braver five minutes longer.

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

Time is your friend, impulse is your enemy.

I can is 100 times more important than IQ.

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

The greatest glory in loving lies not in never falling, but in rising every time we fall.

Focus on progress, not perfection. Practise a little bit every day - little and often  Slow and steady wins the race.