With eternity to draw on there could be no reason for hurrying - 'hurry' was not a concept in Martian.

One could write a history of science in reverse by assembling the solemn pronouncements of highest authority about what could not be done and could never happen.

Always listen to experts. They'll tell you what can't be done, and why. Then do it.

Every Congressman, every Senator knows precisely what causes inflation... but can't, [won't] support the drastic reforms to stop it [repeal of the Federal Reserve Act] because it could cost him his job.

The brown monkey's instinct to kill is correct; such men are dangerous to all monkey customs.

When the need arises - and it does - you must be able to shoot your own dog. Don't farm it out — that doesn't make it nicer, it makes it worse.

We have our hands, we have our brains, we have the challenge all around us, and we have within (from whatever source) the will to strive. That is enough; there is no need to assert 'belief' in that which we do not, as yet, know.