There are no bad mistakes in maths, only discoveries.

Don’t compare yourself to others. Compare yourself to the person you were yesterday.

Mathematics Is not a spectator sport. The only way to learn mathematics is to do mathematics.

FAIL - First Attempt In Learning

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

Never let a dark chapter make you forget that better days are ahead of you. Your story is far from over.

The journey of a thousand miles begins with one step.

Lose an hour in the morning and you will spend all day looking for it.

It always seems impossible until it's done.

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

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

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

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.

The greatest mistake we make is living in constant fear that we will make one.

I have not failed, I've just found 10,000 ways that won't work.