I never did a day's work in my life. It was all fun.

For the bureaucrat, the world is a mere object to be manipulated by him.

Dad, you've done a lot of great things, but you're a very old man, and old people are useless.

I never pick up an item without thinking of how I might improve it.

There is nothing more difficult to carry out, nor more doubtful of success, nor more dangerous to handle, that to institute a new order of things

You can observe a lot just by watching.

Many are stubborn in pursuit of the path they have chosen, few in pursuit of the goal.

Be a yardstick of quality. Some people aren't used to an environment where excellence is expected.

I will prepare and some day my chance will come.

It is amazing how much can be accomplished if no one cares who gets the credit.

I don't believe people die from hard work. They die from stress and worry and fear -- the negative emotions. Those are the killers, not hard work. The fact is, in our society today, most people don't understand what hard work is all about.

To be clever enough to get all that money, one must be stupid enough to want it.

Listen if you want to be heard

The superior man understands what is right; the inferior man understands what will sell.

One must be sane to think clearly, but one can think deeply and be quite insane.

For it is commonly said: accomplished labours are pleasant.

If you wish success in life, make perseverance your bosom friend, experience your wise counselor, caution your elder brother and hope your guardian genius.

The successful leader must be willing to assume responsibility for the mistakes and the shortcomings of his followers.

Success is not to be pursued; it is to be attracted by the person you become

The way to screw up somebody's life is to give them what they want.

By failing to prepare, you are preparing to fail.