The gift of imperfection - let go of who you think you're supposed to be and embrace who you are.

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

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

The journey of a thousand miles begins with one step. 

I think, therefore I am.

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

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

Go as far as you can see, when you get there, you’ll be able to see further

Failure to prepare = preparing to fail

The temptation to quit will be the greatest when you are about to succeed

Success is not final and failure is not fatal. It is the courage to continue that counts.

Don’t hang your targets after you’re done shooting.

Hard work always pays off - it is not a question of if you will get there, but WHEN you will get there

The easiest person to deceive is yourself.

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