My first inclination is to be a bit skeptical about the claims that human-produced carbon dioxide is the direct contributor to global warming.

I think humans will reach Mars, and I would like to see it happen in my lifetime.

The biggest benefit of Apollo was the inspiration it gave to a growing generation to get into science and aerospace.

If we can conquer space, we can conquer childhood hunger.

No dream is too high for those with their eyes in the sky!

Exploration is wired into our brains. If we can see the horizon, we want to know what's beyond.

I still say, 'Shoot for the moon; you might get there.'

Knowledge of the past and an optimistic view of the present give you great opportunities.

Many say exploration is part of our destiny, but it's actually our duty to future generations and their quest to ensure the survival of the human species.

Neil Armstrong was the first man to walk on the moon. I am the first man to piss his pants on the moon.

There may be aliens in our Milky Way galaxy, and there are billions of other galaxies. The probability is almost certain that there is life somewhere in space.

Forever friends are a treasure chest of understanding and compassion. Cherish them.

A ghost from her past, part of a world to which she no longer belonged but had never stopped missing.

Judge not of actions by their mere effect; Dive to the center, and the cause detect. Great deeds from meanest springs may take their course, And smallest virtues from a mighty source.

Woman absent is woman dead.

Unfortunately, I suffer from insomnia, so my bedtime is as soon as I start to feel the least bit sleepy.

Revolutions, we must remember, are always made by minorities.

With virtually no knowledge of or interest in history, the masses simply take their unprecedented high living standards under capitalism for granted.

Over the years, a lot of rappers - Lil' Wayne, Ice Cube - have used my name in their songs. I'm a real touchstone of history.

Each in his narrow cell forever laid, The rude forefathers of the hamlet sleep.

The two most engaging powers of an author are to make new things familiar, familiar things new.