• Carl Sagan A central lesson of science is that to understand complex issues (or even simple ones), we must try to free our minds of dogma and to guarantee the freedom to publish, to contradict, and to experiment. Arguments from authority are unacceptable.
    Source: Billions and Billions: Thoughts of Life and Death at the Brink of the Millenium (1997) Ch. 14, The Common Enemy.
    Carl Sagan
    American astronomer, cosmologist, astrophysicist and author 1934-1996
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Carl Sagan - A central lesson of science is that to understand complex issues (or even simple ones), we must try to free our minds of dogma and to guarantee the freedom to publish, to contradict, and to experiment. Arguments from authority are unacceptable.
A central lesson of science is that to understand complex issues (or even simple ones), we must try to free our minds of dogma and to guarantee the freedom to publish, to contradict, and to experiment. Arguments from authority are unacceptable. by : Carl Sagan

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purple-flower A central lesson of science is that to understand complex issues (or even simple ones), we must try to free our minds of dogma and to guarantee the freedom to publish, to contradict, and to experiment. Arguments from authority are unacceptable.
- Carl Sagan Greatest-Quotations.com