Famous quotes containing the words hero and/or system:
“The ordinary man is as courageous and invulnerable as a hero when he does not recognize any danger, when he has no eyes to see it. Conversely, the heros only vulnerable spot is on his back, and so exactly where he has no eyes.”
—Friedrich Nietzsche (18441900)
“Science is a system of statements based on direct experience, and controlled by experimental verification. Verification in science is not, however, of single statements but of the entire system or a sub-system of such statements.”
—Rudolf Carnap (18911970)
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