I think, therefore I am.

Procrastination makes easy things hard and hard things harder.

Everything you want is on the other side of fear

Never underestimate the importance of small steps. small steps = big changes. 

Run in the morning before your body figures out what you're doing

I had no time is no excuse. 1 hour is 4% of your day and 1 minute is 0.34 % of your day.

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

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

There are no shortcuts to any place worth going.

A hero is no braver than an ordinary man, but he is braver five minutes longer.

I can is 100 times more important than IQ.

We are all maths people : step 1 - do maths and step 2 - be a person. 

You cannot escape the responsibility of tomorrow by evading it today

Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.

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