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

The bad news is time flies, the good new is that you're the pilot.

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

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

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

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

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

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

The greatest enemy to human potential is your comfort zone

Do what you have always done and you will always be what you have always been

I think, therefore I am.

You're not in competition with anyone but yourself. Outdo your past, not other people.

There are no shortcuts to any place worth going.

Failure is not the opposite of success, it is part of the success.

There are no bad mistakes in maths, only discoveries.