Our ancestors worshipped the Sun, and they were not that foolish. It makes sense to revere the Sun and the stars, for we are their children.

Maxwell's Equations have had a greater impact on human history than any ten presidents.

People are not stupid. They believe things for reasons. The last way for skeptics to get the attention of bright, curious, intelligent people is to belittle or condescend or to show arrogance toward their beliefs.

To live in the hearts of others is to never die in those we leave behind.

We are not smart enough to decide which pieces of knowledge are permissible and which are not.

The lifetime of a human being is measured by decades, the lifetime of the Sun is a hundred million times longer. Compared to a star, we are like mayflies, fleeting ephemeral creatures who live out their lives in the course of a single day.

When you make the finding yourself - even if you're the last person on Earth to see the light - you'll never forget it.