We need to reduce military budgets; raise living standards; engender respect for learning; support science, scholarship, invention, and industry; promote free inquiry; reduce domestic coercion; involve the workers more in managerial decisions; and promote genuine respect and understanding derived from an acknowledgement of our common humanity and our common jeopardy.

We on Earth have just awakened to the great oceans of space and time from which we have emerged.

Not explaining science seems to me perverse. When you're in love, you want to tell the world.

Any sufficiently crisp question can be answered by a single binary digit-0 or 1, yes or no.

Who are we, if not measured by our impact on others?

There are as many atoms in one molecule of DNA as there are stars in a typical galaxy.

Religions are tough. Either they make no contentions which are subject to disproof or they quickly redesign doctrine after disproof. ... near the core of the religious experience is something remarkably resistant to rational inquiry.