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

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

I can is 100 times more important than IQ.

The journey of a thousand miles begins with one step.

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

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

1.00³⁶⁵=1 and 1.01³⁶⁵=37.7. Doing nothing at all versus small steps at a time. 

The master has failed more times than the beginner has even tried

Procrastination makes easy things hard and hard things harder.

Time is your friend, impulse is your enemy.

Mistakes have the power to turn you into something better than you were before.

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

Tomorrow is worth more than yesterday but less than today.

Everything you want is on the other side of fear

It doesn’t matter where you start, it matters how you end