Arthur C. Clarke

"Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying."

"Great art and domestic bliss are mutually incompatible. Sooner or later, you'll have to make your choice."

"There are some things that no amount of pure intelligence can anticipate, but which can only be learned by bitter experience."

"I'm sure the universe is full of intelligent life. It's just been too intelligent to come here."

"Clarke's First Law: When a distinguished but elderly scientist states that something is possible, he is almost certainly right. When he states that something is impossible, he is very probably wrong."

"It is surprising how long it takes to do a simple addition when your life depends on the answer."

"The extremists in his movement had discredited themselves thoroughly, and it would be a long time before the world heard of them again."

"It was good to be alive; it was better to be young; it was best of all to be in love."