We have the resources to build room for a trillion humans in this solar system, and when we have a trillion humans, we’ll have a thousand Einsteins and a thousand Mozarts. It will be a way more interesting place to live.

Whatsoever things common to man, that man has done, man can do.

We live at a time when man believes himself fabulously capable of creation, but he does not know what to create.

A man is the whole encyclopedia of facts.