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.

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

I can is 100 times more important than IQ.

There are no shortcuts to any place worth going.

Dreams don't work unless you do.

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

We learn more from failure than we do from success.

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

The journey of a thousand miles begins with one step. 

The journey of a thousand miles begins with one step.

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

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

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

Hard work beats talent when talent doesn't work hard.

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