The greatest enemy of progress is not stagnation, but false progress.

As the horsepower in modern automobiles steadily rises, the congestion of traffic steadily lowers the average possible speed of your car. This is known as Progress.

The real danger is not that computers will begin to think like men, but that men will begin to think like computers.

The art of living consists in knowing which impulses to obey and which must be made to obey.

Filth is always a sign of weakness - in the mouth of the user and in the mind of the writer.

You may be sure that when a man begins to call himself a realist he is preparing to do something that he is secretly ashamed of doing.

We must become masters of our own actions and attitudes. To let another person determine whether we will be rude or gracious, elated or depressed is to give control of ourselves. The only true possession is self possession.