Tomorrow is worth more than yesterday but less than today.

The easiest person to deceive is yourself.

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

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

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

There are no shortcuts to any place worth going.

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

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

Don't expect to be good at maths or understand things straight away. Be patient and persistent. The most powerful warriors are patience and time.

Good mathematics is not about how many answers you know... It is about how you behave when you don't know.

Tough times never last, but tough people do.

Life is full of opportunities. With every opportunity that is missed, another one is born.

Everything that happens was once a dream.

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

Run in the morning before your body figures out what you're doing