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Skeptical scrutiny is the means, in both science and religion, by which deep insights can be winnowed from deep nonsense.

—Carl Sagan

religion science doubt nonsense skepticism insight

About Carl Sagan

Portrait of Carl Sagan

Carl Edward Sagan (; SAY-gən; November 9, 1934 – December 20, 1996) was an American astronomer, planetary scientist and science communicator. Initially an assistant professor at Harvard, Sagan later moved to Cornell, where he was the David Duncan Professor of Astronomy and Space Sciences and directed the Laboratory for Planetary...

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More quotations tagged with “skepticism”

The skepticism of youth signals the beginning of a search for something actually worth trusting, both within one's own psyche and in the world. That's why teens, supposedly stuck in life's lost years, are often so unequivocal about what they love and what they hate, and so frustrated when they feel misunderstood. The adolescent spirit is not the spirit of the lost. It is the conviction that you are not lost—that wandering has a purpose, and that what you deserve more than anything is the freedom to walk awhile on your own path.

—Ann Powers

understanding love hate purpose youth trust skepticism conviction

It is supposed to be part of the American tradition that if we want to step out of line, we step out of line. Democracy isn't falling in line behind the president. Democracy is for people to think independently, be skeptical of government, look around and try to find out what's going on. And if they find out that government is deceiving them, to speak out as loudly as they can.

—Howard Zinn

politics power democracy government protest America skepticism

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