The superior man understands what is right; the inferior man understands what will sell.
Why, look at me. I've worked my way up from nothing to a state of extreme poverty.
The role of the artist is to ask questions, not answer them.
It is no use saying 'we are doing our best.' You have got to succeed in doing what is necessary.
Obstacles are those frightful things you see when you take your eyes off your goals.
To invent, you need a good imagination and a pile of junk.
Eighty percent of success is showing up.
I never did a day's work in my life. It was all fun.
It is hard to fail, but it is worse never to have tried to succeed.
Success is neither magical nor mysterious. Success is the natural consequence of consistently applying the basic fundamentals.
Only you can control your future.
Be interesting, be enthusiastic... and don't talk too much.
I do not like to repeat successes, I like to go on to other things.
Many people would no more think of entering journalism than the sewage business - which at least does us all some good.
It's fine to celebrate success but it is more important to heed the lessons of failure.
Do one thing at a time, and while doing it put your whole soul into it to the exclusion of all else.
From each according to his abilities, to each according to his needs.
Percentages are why I am rich.
Get around people who have something of value to share with you. Their impact will continue to have a significant effect on your life long they have departed.
If you aspire to the highest place, it is no disgrace to stop at the second, or even the third, place.
Many are stubborn in pursuit of the path they have chosen, few in pursuit of the goal.