We all have two lives. The second begins when we realise we only have one. 

Fall down seven times, stand up eight.

We learn more from failure than we do from success.

There are no bad mistakes in maths, only discoveries.

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

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

Don’t compare yourself to others. Compare yourself to the person you were yesterday.

Never let a dark chapter make you forget that better days are ahead of you. Your story is far from over.

Tough times never last, but tough people do.

Be strong enough to stand alone, smart enough to know when you need help, and brave enough to ask for it.

99% of failures come from people who have the habit of making excuses.

If you can understand just one thing thoroughly, then you will understand everything.

Time is your friend, impulse is your enemy.

Skills are built not born.

There are no shortcuts to any place worth going.