Fall down seven times, stand up eight.

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

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

You can hire a tutor but you can't hire someone to practice for you.

The greatest enemy to human potential is your comfort zone

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.

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

We learn more from failure than we do from success.

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

Procrastination makes easy things hard and hard things harder.

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

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

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

Do what you have always done and you will always be what you have always been

Don’t practice until you get it right, practice until you can’t get it wrong.