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.

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.

Who are we? Where do we come from? Why are we this way and not some other? What does it read more

Who are we? Where do we come from? Why are we this way and not some other? What does it mean to be human? Are we capable, if need be, of fundamental change, or do the dead hands of forgotten ancestors impel us in some direction, indiscriminately for good or ill, and beyond our control? Can we alter our character? Can we improve our societies? Can we leave our children a world better than the one that was left to us? Can we free them from the demons that torment us and haunt our civilization? In the long run, are we wise enough to know what changes to make? Can we be trusted with our own future?

Knowing a great deal is not the same as being smart; intelligence is not information alone but also judgment, the read more

Knowing a great deal is not the same as being smart; intelligence is not information alone but also judgment, the manner in which information is collected and used

There are many hypotheses in science which are wrong. That's perfectly all right; they're the aperture to finding out what's read more

There are many hypotheses in science which are wrong. That's perfectly all right; they're the aperture to finding out what's right. Science is a self-correcting process. To be accepted, new ideas must survive the most rigorous standards of evidence and scrutiny.