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

Skills are built not born.

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

Failure to prepare = preparing to fail

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

There are no shortcuts to any place worth going.

The greatest enemy to human potential is your comfort zone

The greatest glory in loving lies not in never falling, but in rising every time we fall.

The journey of a thousand miles begins with one step.

Don't expect to be good at maths or understand things straight away. Be patient and persistent. Rome wasn't built in a day, but they worked on it every single day. 

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

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

Procrastination makes easy things hard and hard things harder.

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

There are no bad mistakes in maths, only discoveries.