Physics is mathematical not because we know so much about the physical world, but because we know so little; it is only its mathematical properties that we can discover. – Bertrand Russell
The cowboys have a way of trussing up a steer or a pugnacious bronco which fixes the brute so that it can neither move nor think. This is the hog-tie, and it is what Euclid did to geometry. – Eric Bell, The Search for Truth
