“The human organism is built for tension and relaxation, work and sleep. The principle of life is rhythm.”

“It is astounding to me, and achingly sad, that with eighty thousand people on the waiting list for donated hearts and livers and kidneys, with sixteen a day dying there on that list, that more then...”

“As when astronaut Mike Mulhane was asked by a NASA psychiatrist what epitaph he'd like to have on his gravestone, Mulhane answered, "A loving husband and devoted father," though in reality, he joke...”

“People are messy, unpredictable things.”

“We are biology. We are reminded of this at the beginning and the end, at birth and at death. In between we do what we can to forget.”

“Many people will find this book disrespectful. There is nothing amusing about being dead, they will say. Ah, but there is.”

“Rich people do not work for money, they are doing what they like to do”

“Why do we need money beyond a point? If we are free of ill health, enmity, and debt, is that not enough? Too much money only leads to less peace.”

“Nine out of ten significant people have to do with money or war!”

“Of the two powers, the two categories that take possession of us when we enter the world, space is by far the less mysterious. . . . Space is, after all, solid, monolithic. . . . Time, on the other...”

“The Earth is a very small stage in a vast cosmic arena. Think of the rivers of blood spilled by all those generals and emperors so that, in glory and triumph, they could become the momentary master...”

“A human being is a part of the whole, called by us "Universe", a part limited in time and space.”

“I am the perfect version of me.”

“But if you tame me, then weshall need each other. To me, you will be unique in all the world. To you, Ishall be unique in all the world.”

“I don't want the world to keep turning without me on it.”