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

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

The greatest mistake we make is living in constant fear that we will make one.

You can hire a tutor but you can't hire someone to practice for you.

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

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

We learn more from failure than we do from success.

The road to success is like a staircase. If you want to succeed, double your failure rate

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

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

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

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

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

The boxer is not afraid of being knocked down, he is afraid of not being able to get up again.

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