Tough times never last, but tough people do.

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

Hard work beats talent when talent doesn't work hard.

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

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

There are no bad mistakes in maths, only discoveries.

Time is your friend, impulse is your enemy.

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. 

The journey of a thousand miles begins with one step.

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

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 want to succeed, double your failure rate.

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

Don’t be afraid to work hard and find out how good you can really be.

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