Failure to prepare = preparing to fail

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

Success is a journey, not a destination.

The greatest enemy to human potential is your comfort zone

There are no bad mistakes in maths, only discoveries.

Whenever you find yourself doubting how far you can go, just remember how far you have come.

It always seems impossible until it's done.

Tough times never last, but tough people do.

Don’t compare yourself to others. Compare yourself to the person you were yesterday.

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

The journey of a thousand miles begins with one step. 

Hope might be a good breakfast, but it makes a very poor dinner

Work ethic is important, because, unlike intelligence, athleticism, or charisma, or any natural attribute, it’s a choice.

You cannot escape the responsibility of tomorrow by evading it today

Dreams don't work unless you do.