The cure for a fallacious argument is a better argument, not the suppression of ideas.

In more than one respect, the exploring of the Solar System and homesteading other worlds constitutes the beginning, much more than the end, of history.

You have to know the past to understand the present.

A book is proof that humans are capable of working magic.

Human beings grew up in forests; we have a natural affinity for them. How lovely a tree is, straining toward the sky.

The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.

Real patriots ask questions.