We are all environmentalists now, but we are not all planetists. An environmentalist realizes that nature has its pleasures and deserves respect. A planetist puts the earth ahead of the earthlings.

Never assume the obvious is true.

Nobody stands taller than those willing to stand corrected.

To be accused of 'channeling' is to be dismissed as a ventriloquist's live dummy, derogated at not having a mind of one's own.

When articulation is impossible, gesticulation comes to the rescue.

As long as one American is hungry... then we have unfinished business in this country.

It is in the nature of tyranny to deride the will of the people as the voice of the mob, and to denounce the cry for freedom as the roar of anarchy.

The right to do something does not mean that doing it is right.

Only in grammar can you be more than perfect.

The Latin motto over Poindexter's new Pentagon office reads Scientia Est Potentia - "knowledge is power." Exactly: the government's infinite knowledge about you is its power over you.

Last, but not least, avoid cliches like the plague.

I don't think that there are any limits to how excellent we could make life seem.

Real, but sometimes beautiful.

Rarely promise, but, if lawful, constantly perform.

I can't imagine anything more important than air, water, soil, energy and biodiversity. These are the things that keep us alive.

I communicate mostly via e-mail and receive hundreds of e-mails a day.

Xenophanes speaks thus:-And no man knows distinctly anything,And no man ever will.

No sensible person ever opens the door of his house without knowing who is knocking.

Shailene Woodley is reason enough to see 'The Fault in Our Stars.'

I could forgive the boy, now, if he'd committed a million sins!

Freedom alone is not enough without light to read at night, without time or access to water to irrigate your farm, without the ability to catch fish to feed your family.