You can hire a tutor but you can't hire someone to practice for you.

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

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

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

FAIL - First Attempt In Learning

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

Tough times never last, but tough people do.

The greatest enemy to human potential is your comfort zone

Focus on progress, not perfection. Practise a little bit every day - little and often  Slow and steady wins the race.

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

The greatest mistake we make is living in constant fear that we will make one.

If you fail, next time fail better.

It is never too late to turn an unproductive day into a productive one.

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

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