Widespread intellectual and moral docility may be convenient for leaders in the short term, but it is suicidal for nations in the long term. One of the criteria for national leadership should therefore be a talent for understanding, encouraging, and making constructive use of vigorous criticism.
Carl Sagan quote Personally, I would be delighted if there were a life after death, especially if it permitted me to continue to learn about this world and others, if it gave me a chance to discover how history turns out.
Carl Sagan quote It is far better to grasp the universe as it really is than to persist in delusion, however satisfying and reassuring.
Carl Sagan quote Imagination will often carry us to worlds that never were. But without it we go nowhere.
Carl Sagan quote 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 quote A celibate clergy is an especially good idea, because it tends to suppress any hereditary propensity toward fanaticism.
Carl Sagan quote All of the books in the world contain no more information than is broadcast as video in a single large American city in a single year. Not all bits have equal value.
Carl Sagan quote Science is a way of thinking much more than it is a body of knowledge.
Carl Sagan quote Biography
American scientist, 1934 - 96