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

The journey of a thousand miles begins with one step.

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

The power of reflection is the most powerful skill you’ll learn.

Focus on progress, not perfection. Practise a little bit every day - little and often  Slow and steady wins the race.

Everything that happens was once a dream.

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

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

Hard work beats talent when talent doesn't work hard.

The greatest enemy to human potential is your comfort zone

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

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

Success is a journey, not a destination.

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

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