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

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. 

I can is 100 times more important than IQ.

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

Nothing is impossible if you want it badly enough. Impossible = I'm possible.

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

Dreams don't work unless you do.

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

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

Lose an hour in the morning and you will spend all day looking for it.

Everything that happens was once a dream.

The wise person knows that no answer is also an answer

You can pick up a mistake and carry it as a burden,  or you can set it down as use it as a stepping stone to greatness.

It always seems impossible until it's done.