Priori Quotes by Chauncey Wright

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• It is possible to demonstrate God's existence, although not a priori, yet a posteriori from some work of His more surely known… — Thomas Aquinas
• We come now to the question: what is a priori certain or necessary, respectively in geometry (doctrine of space) or its foundations?… — Albert Einstein
• In this movement of colors I find the essence, which does not arise from a system, or an a priori theory. — Robert Delaunay
• Philosophy stands in need of a science which shall determine the possibility, principles, and extent of human knowledge à priori. — Immanuel Kant
• What I most cherish is the observation of the movement of colors. Only in this have I found the laws of those… — August Macke
• The test of a theory is its ability to cope with all the relevant phenomena, not its a priori 'reasonableness'. The latter… — John Polkinghorne
• As so often happens in philosophy, clever people accept a false general principle on a priori grounds and then devote endless labour… — C. D. Broad
• The exact sciences also start from the assumption that in the end it will always be possible to understand nature, even in… — Werner Heisenberg

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