Your attitude is everything. Pick a good one.

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

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.

If you fail, next time fail better.

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

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

He who has begun his task is half-way done. Have the courage to begin!

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

Mistakes have the power to turn you into something better than you were before.

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. 

Pure mathematics is in its way, the poetry of logical ideas.

It always seems impossible until it's done.

Instead of finding reasons why you can't, find reasons why you can.

The greatest enemy to human potential is your comfort zone