We learn more from failure than we do from success.

Hard work - a two way street where you get exactly what you put in.

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

There is no elevator to success, you have to take the stairs.

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

You cannot escape the responsibility of tomorrow by evading it today

The journey of a thousand miles begins with one step.

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

Dreams don't work unless you do.

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

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

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

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

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

I have not failed, I've just found 10,000 ways that won't work.