Theory Quotes - Page 2
![As for everything else, so for a mathematical theory: beauty can be perceived but not explained.](http://cdn.quoteddaily.com/images/arthur-cayley/as-for-everything-else-so-for-a-mathematical-theory-beauty-can-be-perceived-but-not-explained.jpg)
As for everything else, so for a mathematical theory: beauty can be perceived but not explained.
Arthur Cayley (1895). “The Collected Mathematical Papers of Arthur Cayley”
Song: Bo' Fo' Sho', Album: Bo Fo Sho
The theory of marketing is solid but the practice of marketing leaves much to be desired.
Philip Kotler (2004). “Ten Deadly Marketing Sins: Signs and Solutions”, p.145, John Wiley & Sons
The theory of evolution, like the theory of gravity, is a scientific fact.
"Cosmos: A Spacetime Odyssey". Documentary, 2014.
Probability theory is nothing but common sense reduced to calculation.
"Théorie Analytique Des Probabilités". Book by Pierre-Simon Laplace, second edition, 1814.