The normal and the abnormal become illuminated with an effect as if our Retinas were suddenly to get sensitive to the ultraviolet rays to which we are now blind.
"The Glands Regulating Personality"
Louis Berman, M.D.
What chiefly concerns us here is the fact that the pictures on our Retinas are flat, of two dimensions, the same as the canvas on which we paint.
"The Practice and Science Of Drawing"
Harold Speed
Everybody does not need to draw and paint, but if everybody could get the faculty of appreciating the form and colour on their Retinas as form and colour, what a wealth would always be at their disposal for enjoyment!
"The Practice and Science Of Drawing"
Harold Speed