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

Don't be afraid to take an unfamiliar path.  Sometimes they're the ones that lead you to the best places.

Tough times never last, but tough people do.

We are all maths people : step 1 - do maths and step 2 - be a person. 

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

Twenty years from now you will be more disappointed by the things you didn’t do than the things you did do

Tomorrow is worth more than yesterday but less than today.

Be strong enough to stand alone, smart enough to know when you need help, and brave enough to ask for it.

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

The gift of imperfection - let go of who you think you're supposed to be and embrace who you are.

You can have results or excuses, not both

The journey of a thousand miles begins with one step.

There are no bad mistakes in maths, only discoveries.

Procrastination makes easy things hard and hard things harder.

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