Don't mess up the environment until you're quite sure what you're doing.

The limits of the possible can only be defined by going beyond them into the impossible.

I don't believe in astrology; I'm a Sagittarius and we're skeptical.

The only way to define your limits is by going beyond them.

The greatest tragedy in mankind's entire history may be the hijacking of morality by religion.

The moon is the first milestone on the road to the stars.

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

Any sufficiently advanced technology is indistinguishable from magic.

There is hopeful symbolism in the fact that flags do not wave in a vacuum.

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

Until we get rid of religion, we won't be able to conduct the search for God.

Young love is so ridiculous, as is middle-aged and old love. And it’s also hilarious. When have you ever felt so vulnerable and wonderful and terrible at the same time?

Falling in love doesn't always lead to heartbreak, honey. With the right man, it can be a one-way ticket to paradise.

War paralyzes your courage and deadens the spirit of true manhood.

There is nothing quite so terrifying as a mad sheep.

The modern artist, by nature and destiny, is always an individualist.

I rang up Jay Kay, who's got one, and said: 'Can we borrow yours?' and he said, 'Yeah, if I can borrow your daughter, because it amounts to the same thing.'

The day that the leadership of the military comes to me and says, "Senator, we ought to change the policy," then I think we ought to consider seriously changing it.

Question- Should I loan a small amount of money to a friend? Answer- If you are sure that you can, if necessary, spare both.

Oversized houses, like oversized cars, seem to be a particularly American fixation.

I have the best job in the entire history of broadcasting.