Never let your sense of morals prevent you from doing what's right.

Author: Isaac Asimov

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The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.

Humanity has the stars in its future, and that future is too important to be lost under the burden of juvenile folly and ignorant superstition.

Creationists make it sound as though a 'theory' is something you dreamt up after being drunk all night.

A robot may not injure humanity or through inaction allow humanity to come to harm. [The Zeroth Law of Robotics]

I only wish that wisdom were the kind of thing that flowed... from the vessel that was full to the one that was empty.

You got to be careful if you don’t know where you’re going, because you might not get there.

Travel is fatal to prejudice, bigotry, and narrow-mindedness.

Twenty years from now you will be more disappointed by the things you didn’t do than by the ones you did do.