I think, therefore I am.

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

Mathematics Is not a spectator sport. The only way to learn mathematics is to do mathematics.

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.

No one starts out on top. You have to work your way up.

The journey of a thousand miles begins with one step.

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

Hard work - a two way street where you get exactly what you put in.

Tough times never last, but tough people do.

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

If you really want something you’ll find a way. If you don’t you’ll find an excuse.

You can be shown the path, but only you can make the first step.

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

Whenever you find yourself doubting how far you can go, just remember how far you have come.

Procrastination makes easy things hard and hard things harder.