Those who become enamoured of the art, without having previously applied to the diligent study of the scientific part of it, may be compared to mariners who put to the sea in a ship without rudder or compass and therefore cannot be certain of arriving at the wished for port.

There is nothing like geology; the pleasure of the first day's partridge shooting or first day's hunting cannot be compared to finding a fine group of fossil bones, which tell their story of former times with almost a living tongue.

A luminous body will appear more brilliant in proportion as it is surrounded by deeper shadow.

Study the science of art. Study the art of science. Develop your senses- especially learn how to see. Realize that everything connects to everything else.

Art is the queen of all sciences communicating knowledge to all the generations of the world.

Whoever despises the high wisdom of mathematics nourishes himself on delusion and will never still the sophistic sciences whose only product is an eternal uproar.