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.

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.

If you fail, next time fail better.

You cannot escape the responsibility of tomorrow by evading it today

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

There are no shortcuts to any place worth going.

Do Not Be Afraid To Make Mistakes. Each mistake teaches us something.

Be strong enough to stand alone, smart enough to know when you need help, and brave enough to ask for it.

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

Your attitude is everything. Pick a good one.

Don't put off until tomorrow what you can do today. If today you have no time, it means tomorrow you'll be too tired and the next day you'll be something else.

I think, therefore I am.

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

Knowledge is of no value unless you put it into practice.