Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.

The temptation to quit will be the greatest when you are about to succeed

Success is a journey, not a destination.

Be strong enough to stand alone, smart enough to know when you need help, and brave enough to ask for it.

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

Failure to prepare = preparing to fail

The road to success is like a staircase. If you want to succeed, double your failure rate

You can hire a tutor but you can't hire someone to practice for you.

Fall down seven times, stand up eight.

Tough times never last, but tough people do.

There are no shortcuts to any place worth going.

The journey of a thousand miles begins with one step.

The journey of a thousand miles begins with one step. 

You'll never change your life until you change something you do daily. The secret to success and change in found in your daily routine.

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