“Wherever there is the slightest possibility for the human mind to know, there is a legitimate problem of science. Outside the field of actual knowledge can only lie a region of the vaguest opinion and imagination, to which... men too often... pay higher respect than to knowledge.”
Introduction
The Grammar of Science (1900)
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Karl Pearson 65
English mathematician and biometrician 1857–1936Related quotes

Source: The Crisis of the Modern World (1927), pp. 65-66

As quoted in Louis Pasteur, Free Lance of Science (1960) by René Jules Dubos, Ch. 3 "Pasteur in Action"
As quoted in Louis Pasteur, Free Lance of Science (1960) by René Jules Dubos, Ch. 3 "Pasteur in Action"
Context: Science knows no country, because knowledge belongs to humanity, and is the torch which illuminates the world. Science is the highest personification of the nation because that nation will remain the first which carries the furthest the works of thought and intelligence.

“I absolutely do not pretend in the slightest fashion to knowledge of military science.”
As quoted in Stalin : A Biography (2004) by Robert Service, p. 183.
1920s

The Notebooks of Leonardo Da Vinci (1938), I Philosophy
Variant: Science is the observation of things possible, whether present or past; prescience is the knowledge of things which may come to pass, though but slowly.

Context: Grace Jones said this to me when I met her. I washed her feet, and I looked up at her and she said, "No matter what you do in your life, don’t you ever let anybody take your creative people away from you." And what my creative friends always remind me of is they say, "Only value the opinion of those that you respect. And anyone that you don’t respect, pay no mind to their opinion about you or anything else." And that’s how I live my life. If I worried about everything that everyone said, I would not be a good artist.