Fall down seven times, stand up eight.

I can is 100 times more important than IQ.

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

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

Do what you have always done and you will always be what you have always been

Patience is when you’re supposed to get mad, but you choose to understand

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

Failure to prepare = preparing to fail

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

Skills are built not born.

Success is a journey, not a destination.

The bad news is time flies, the good new is that you're the pilot.

The greatest enemy to human potential is your comfort zone

I think, therefore I am.

Twenty years from now you will be more disappointed by the things you didn’t do than the things you did do