He who has begun his task is half-way done. Have the courage to begin!

Tomorrow is worth more than yesterday but less than today.

The road to success is like a staircase. If you want to succeed, double your failure rate

Do what you have always done and you will always be what you have always been

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

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

I think, therefore I am.

Don't fear failure, fear being in the same exact same place next year as you are now.

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

The journey of a thousand miles begins with one step. 

Go as far as you can see, when you get there, you’ll be able to see further

We learn more from failure than we do from success.

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

Tough times never last, but tough people do.

I had no time is no excuse. 1 hour is 4% of your day and 1 minute is 0.34 % of your day.