The limits on your enlightenment come not from the age you stopped going to school but from the age you stopped being curious.

When we try to look farther into the universe we come to what appears to be the end of space but actually it's the beginning of time.

Today, scientists sound the alarm on other environmental dangers. Vested interests still hire their own scientists to confuse the issue. But in the end, nature, will not be fooled.

All information is good, even when it is bad.

The methods and tools of science perennially breach barriers, granting me confidence that our epic march of insight into the operations of nature will continue without end.

We are star dust in the highest exalted way, called by the universe, reaching out to the universe

We live in the kind of society where, in almost all cases, hard work is rewarded.