Each day is an opportunity to improve. Aim to be that little bit better than yesterday and better tomorrow than today.

The greatest enemy to human potential is your comfort zone

I have not failed, I've just found 10,000 ways that won't work.

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

Nothing is impossible if you want it badly enough. Impossible = I'm possible.

Life is full of opportunities. With every opportunity that is missed, another one is born.

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

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

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

Run in the morning before your body figures out what you're doing

The power of reflection is the most powerful skill you’ll learn.

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

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

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

Everything you want is on the other side of fear