We've arranged a civilization in which most crucial elements profoundly depend on science and technology. Carl Sagan arrangecivilizationcrucial Change image and share on social
I am often amazed at how much more capability and enthusiasm for science there is among elementary school youngsters than among college students. Carl Sagan amazecapabilitycollege Change image and share on social
If you wish to make an apple pie from scratch, you must first invent the universe. Carl Sagan appleinventmake Change image and share on social
A celibate clergy is an especially good idea, because it tends to suppress any hereditary propensity toward fanaticism. Carl Sagan celibateclergyfanaticism Change image and share on social
The universe seems neither benign nor hostile, merely indifferent. Carl Sagan benignhostileindifferent Change image and share on social
The universe is not required to be in perfect harmony with human ambition. Carl Sagan ambitionharmonyhuman Change image and share on social
For me, it is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring. Carl Sagan delusiongrasppersist Change image and share on social
Absence of evidence is not evidence of absence. Carl Sagan absenceevidence Change image and share on social
Extinction is the rule. Survival is the exception. Carl Sagan exceptionextinctionrule Change image and share on social
I can find in my undergraduate classes, bright students who do not know that the stars rise and set at night, or even that the Sun is a star. Carl Sagan brightclassfind Change image and share on social