It always seems impossible until it's done.

There is great wisdom in being able to realise that you don’t understand something before it goes too far.

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

I think, therefore I am.

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

There are no bad mistakes in maths, only discoveries.

When you make a mistake, take another chance. Only when you choose not to do so do you fail.

99% of failures come from people who have the habit of making excuses.

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

Tomorrow is worth more than yesterday but less than today.

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

A book a day keeps the stupidity away.

There are no shortcuts to any place worth going.

I can is 100 times more important than IQ.

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