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"I worry that, especially as the Millennium edges nearer, pseudoscience and superstition will seem year by year more tempting, the siren song of unreason more sonorous and attractive. Where have we heard it before? Whenever our ethnic or national prejudices are aroused, in times of scarcity, during challenges to national self-esteem or nerve, when we agonize about our diminished cosmic place and purpose, or when fanaticism is bubbling up around us - then, habits of thought familiar from ages past reach for the controls.The candle flame gutters. Its little pool of light trembles. Darkness gathers. The demons begin to stir."
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Exlpore more Caution quotes
"Before you take that first curious, coerced, spiteful, or vengeful step forward, remember this: it's a thousand times easier to slip into a muddy pit than it is to climb out of one."
"Be careful of those who would only be around you if they are doing better than you. People of such nature would likely become your worst enemies if you start doing better than them."
"Girls, watch out for the bad guys!...there are those capable of showering their resources on you just to dance on top of you, and finally destroy your good image and reputation."
"The 'Smart' radio frequency (RF) utility meter program is a known biologically harmful system that has been implemented by evil people."
"Be on guard. The road widens, and many of the detours are seductive."
"Remember that pornography is dangerous. It can warp the mind and destroy sexual intimacy in marriage. Stay away from it. A monster is crouched behind that door."
"I had learned years ago never to give original documents to anyone if I could help it."
Explore more quotes by Carl Sagan
"We are all flawed and creatures of our times. Is it fair to judge us by the unknown standards of the future?"
"You squeeze the eyedropper, and a drop of pond water drips out onto the microscope stage. You look at the projected image. The drop is full of life - strange beings swimming, crawling, tumbling; high dramas of pursuit and escape, triumph and tragedy. This is a world populated by beings far more exotic than in any science fiction movie..."
"Skeptical scrutiny is the means, in both science and religion, by which deep thoughts can be winnowed from deep nonsense."
"The truth may be puzzling. It may take some work to grapple with. It may be counterintuitive. It may contradict deeply held prejudices. It may not be consonant with what we desperately want to be true. But our preferences do not determine what's true."
"Once we lose our fear of being tiny, we find ourselves on the threshold of a vast and awesome Universe which dwarfs -- in time, in space, and in potential -- the tidy anthropocentric proscenium of our ancestors."
"Whatever the reason we first mustered the _Apollo_ program, however mired it was in Cold War nationalism and the instruments of death, the inescapable recognition of the unity and fragility of the Earth is its clear and luminous dividend, the unexpected final gift of _Apollo_. What began in deadly competition has helped us to see that global cooperation is the essential precondition for our survival.Travel is broadening. It's time to hit the road again."
"Those who make uncritical observations or fraudulent claims lead us into error and deflect us from the major human goal of understanding how the world works. It is for this reason that playing fast and loose with the truth is a very serious matter."
"Sometimes she would be engaged in a laboratory exercise or a seminar when the instructor would say, "Gentlemen, let's proceed," and sensing Ellie's frown would add, "Sorry, Miss Arroway, but I think of you as one of the boys." The highest compliment they were capable of paying was that in their minds she was not overtly female."
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