Dr. Carl Sagan

Science is a way of thinking much more than it is a body of knowledge.

Science is a way of thinking much more than it is a body of knowledge.

The Universe forces those who live in it to understand it. Those creatures who find everyday experience a muddled jumble read more

The Universe forces those who live in it to understand it. Those creatures who find everyday experience a muddled jumble of events with no predictability, no regularity, are in grave peril. The Universe belongs to those who, at least to some degree,

Never utter these words: 'I do not know this, therefore it is false.' One must study to know; know to read more

Never utter these words: 'I do not know this, therefore it is false.' One must study to know; know to understand; understand to judge.

The surface of the Earth is the shore of the cosmic ocean. From it we have learned most of what read more

The surface of the Earth is the shore of the cosmic ocean. From it we have learned most of what we know. Recently, we have waded a little out to sea, enough to dampen our toes or, at most, wet our ankles. The water seems inviting. The ocean calls. So

I worry that, especially as the Millennium edges nearer, pseudo-science and superstition will seem year by year more tempting, the read more

I worry that, especially as the Millennium edges nearer, pseudo-science and superstition will seem year by year more tempting, the siren song of unreason more sonorous and attractive.