Your attitude is everything. Pick a good one.

The boxer is not afraid of being knocked down, he is afraid of not being able to get up again.

Hard work always pays off - it is not a question of if you will get there, but WHEN you will get there

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

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

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

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

Practice makes comfort. Expand your experiences regularly so every stretch won't feel like your first.

If you can understand just one thing thoroughly, then you will understand everything.

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

Tough times never last, but tough people do.

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

Work like you don't need the money, dance like nobody's watching and love like you've never been hurt. 

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

There are no bad mistakes in maths, only discoveries.