Start, struggle, fail, fix and learn. Repeat.

Success is not final and failure is not fatal. It is the courage to continue that counts.

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

Dreams don't work unless you do.

Tough times never last, but tough people do.

The easiest person to deceive is yourself.

There are no shortcuts to any place worth going.

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

I think, therefore I am.

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

We are all maths people : step 1 - do maths and step 2 - be a person. 

The greatest enemy to human potential is your comfort zone

In order to become better than anybody else you must first become better than yourself.

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

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