Never underestimate the importance of small steps. small steps = big changes. 

I can is 100 times more important than IQ.

Mathematics Is not a spectator sport. The only way to learn mathematics is to do mathematics.

Fall down seven times, stand up eight.

Success is a journey, not a destination.

There are no shortcuts to any place worth going.

It is never too late to turn an unproductive day into a productive one.

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

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

Work on your weaknesses until they are your strengths and work on your strengths until they are second nature.

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

Tomorrow is worth more than yesterday but less than today.

The greatest enemy to human potential is your comfort zone

Each day is an opportunity to improve. Aim to be that little bit better than yesterday and better tomorrow than today.

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