There are no shortcuts to any place worth going.

Time is your friend, impulse is your enemy.

There are no bad mistakes in maths, only discoveries.

Everything you want is on the other side of fear

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

I can is 100 times more important than IQ.

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

99% of genius comes from hard work, the remaining 1% comes from innate talent

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

The journey of a thousand miles begins with one step.

We learn more from failure than we do from success.

Procrastination makes easy things hard and hard things harder.

Don't expect to be good at maths or understand things straight away. Be patient and persistent. Rome wasn't built in a day, but they worked on it every single day. 

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

Tomorrow is worth more than yesterday but less than today.