Instead of finding reasons why you can't, find reasons why you can.

Your attitude is everything. Pick a good one.

I can is 100 times more important than IQ.

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

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

A book a day keeps the stupidity away.

Dreams don't work unless you do.

The journey of a thousand miles begins with one step. 

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.

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

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

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

Tomorrow is worth more than yesterday but less than today.

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

We learn more from failure than we do from success.