“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...”

“Lost Time is never found again.”

“How you spend your time is more important than how you spend your money. Money mistakes can be corrected, but time is gone forever.”

“Men talk of killing time, while time quietly kills them.”

“I am insane, does that surprise you? Ha! I think my mind is crumbling, just like crackers. If I had written five minutes earlier I would have wept, if I had written ten minutes earlier I would have...”

“When we think we're multitasking we're actually multiswitching. That is what the brain is very good at doing - quickly diverting its attention from one place to the next. We think we're being produ...”

“Learn to deal with the fact that you are not a perfect person but you are a person that deserves respect and honesty.”

“Little girl, a memory without blot or contamination must be an exquisite treasure-an inexhaustible source of pure refreshment:is it not?”

“He enjoys much who is thankful for little.”

“Little girl, a memory without blot or contamination must be an exquisite treasure-an inexhaustible source of pure refreshment:is it not?”