The greatest enemy to human potential is your comfort zone

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

Time is your friend, impulse is your enemy.

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

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

The journey of a thousand miles begins with one step. 

You cannot escape the responsibility of tomorrow by evading it today

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

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

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

You can have results or excuses, not both

There is great wisdom in being able to realise that you don’t understand something before it goes too far.

A book a day keeps the stupidity away.

Everything that happens was once a dream.

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