No one starts out on top. You have to work your way up.

Yesterday is history, tomorrow is a mystery, but today is a gift—that's why it's called 'the present

Don’t confuse your path with your destination. Just because its stormy now doesn’t mean you are headed for failure.

The journey of a thousand miles begins with one step. 

Don't fear failure, fear being in the same exact same place next year as you are now.

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

Success is a journey, not a destination.

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

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

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

The greatest enemy to human potential is your comfort zone

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

You can be shown the path, but only you can make the first step.

I can is 100 times more important than IQ.

If you want to succeed, double your failure rate.