" If you cannot - in the long run - tell everyone what you have been doing, your doing has been worthless."

E. Schrodinger (attributed)

The psychological entities that serve as building blocks for my thought are images, more or less clear, that i can reproduce and recombine as will

Albert Eintein (theory of relativity)

The mathematician saw the solution and instinctively knew it was correct.

Keith Devlin The math gene, p 124

" If you ask a physicist what is his idea of yellow light, he will tell you that it is transversal electromagnetic waves of wavelength in the neighborhood of 590 millimicrons. If you ask him: But where does yellow come in? he will say: In my picture not at all, but these kinds of vibrations, when they hit the retina of a healthy eye, give the person whose eye it is the sensation of yellow."

Erwin Schrodinger