It is never too late to turn an unproductive day into a productive one.

We learn more from failure than we do from success.

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

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

Failure to prepare = preparing to fail

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

I had no time is no excuse. 1 hour is 4% of your day and 1 minute is 0.34 % of your day.

It always seems impossible until it's done.

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.

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

Success is a journey, not a destination.

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.

There are no bad mistakes in maths, only discoveries.

Go as far as you can see, when you get there, you’ll be able to see further