Science can amuse and fascinate us all, but it is engineering that changes the world.

Even as a youngster, though, I could not bring myself to believe that if knowledge presented danger, the solution was ignorance.

Although we will hate and fight the machines, we will be supplanted anyway, and rightly so, for the intelligent machines to which we will give birth may, better than we, carry on the striving toward the goal of understanding and using the Universe, climbing to heights we ourselves could never aspire to.

Thinking is the activity I love best, and writing to me is simply thinking through my fingers. I can write up to 18 hours a day. Typing 90 words a minute, I've done better than 50 pages a day. Nothing interferes with my concentration. You could put an orgy in my office and I wouldn't look up-well, maybe once.

The peace and joy of the Christmas season was marred by a proclamation of a general strike of all the military forces of the world. Panic reigns in the hearts of all the patriots of every persuasion. Meanwhile, fears of universal disaster sank to an all-time low over the world.

The essential building block is...the true love that is impossible to define for those who have never experienced it and unnecessary to define for those who have.

Since emotions are few and reasons are many (said the robot Giscard) the behavior of a crowd can be more easily predicted than the behavior of one person.