“If you still believe that aliens would travel hundreds of light years to carve temporary graffiti in our wheat, then your imagination is one of the seven wonders of the world, and should be bronzed.”

“Like prospecting in the 19th century, reconnaissance of the asteroids would of necessity take place in an arena where trouble is likely and help is distant. Heroic stories of individual triumph and...”

“If you could drive straight down, into a tunnel bored through the crust of the planet, you'd hit this molten mess in about an hour. It's called the asthenosphere - a sluggish sea, several hundred m...”

“Plate tectonics is not all havoc and destruction. The slow movement of continents and ocean floors recycles carbon dioxide dissolved in the oceans back into the atmosphere. Without this slow speed ...”

“The stars look the same from night to night. Nebulae and galaxies are dully immutable, maintaining the same overall appearance for thousands or millions of years. Indeed, only the sun, moon and pla...”

“Each year, thousands of UFOs are sighted and reported, which is an impressive tally of unidentified aerial phenomena. Surveys show that roughly one-third of the populace believes that at least some...”

“I have to return some videotapes”

“In the present case it is a little inaccurate to say I hate everything. I am strongly in favor of common sense, common honesty and common decency. This makes me forever ineligible to any public off...”

“...[G]reat progress was evident in the last Congress of the American 'Labour Union' in that among other things, it treated working women with complete equality. While in this respect the English, a...”

“Failure is central to engineering. Every single calculation that an engineer makes is a failure calculation. Successful engineering is all about understanding how things break or fail.”

“An open-minded and diverse population that readily shares information, encourages experimentation, accepts failure and dispenses with formality and hierarchy is what makes Silicon Valley the succes...”

“People love me. And you know what, I have been very successful. Everybody loves me.”