You cannot escape the responsibility of tomorrow by evading it today

Knowledge is of no value unless you put it into practice.

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

There are no bad mistakes in maths, only discoveries.

Don't fear failure, fear being in the same exact same place next year as you are now.

The road to success is like a staircase. If you want to succeed, double your failure rate

Tough times never last, but tough people do.

We learn more from failure than we do from success.

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

Life is full of opportunities. With every opportunity that is missed, another one is born.

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

Work like you don't need the money, dance like nobody's watching and love like you've never been hurt. 

Yesterday is history, tomorrow is a mystery, but today is a gift—that's why it's called 'the present

Your limitation - its only your imagination.

The greatest enemy to human potential is your comfort zone