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.

There are no shortcuts to any place worth going.

Tough times never last, but tough people do.

The greatest enemy to human potential is your comfort zone

A hero is no braver than an ordinary man, but he is braver five minutes longer.

Each day is an opportunity to improve. Aim to be that little bit better than yesterday and better tomorrow than today.

Tomorrow is worth more than yesterday but less than today.

If you fail, next time fail better.

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

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

Nothing is impossible if you want it badly enough. Impossible = I'm possible.

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

Hard work beats talent when talent doesn't work hard.

Don’t hang your targets after you’re done shooting.

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