Whenever you find yourself doubting how far you can go, just remember how far you have come.

Dreams don't work unless you do.

We all have two lives. The second begins when we realise we only have one. 

Work ethic is important, because, unlike intelligence, athleticism, or charisma, or any natural attribute, it’s a choice.

Hope might be a good breakfast, but it makes a very poor dinner

Don't put off until tomorrow what you can do today. If today you have no time, it means tomorrow you'll be too tired and the next day you'll be something else.

You cannot escape the responsibility of tomorrow by evading it today

Shoot for the moon and even if you miss you’ll land among the stars/

There is no elevator to success, you have to take the stairs.

There are no bad mistakes in maths, only discoveries.

We learn more from failure than we do from success.

Knowledge is of no value unless you put it into practice.

The master has failed more times than the beginner has even tried

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.

Focus on progress, not perfection. Practise a little bit every day - little and often  Slow and steady wins the race.