(49) Consciousness, intelligence, and force are fittingly symbolized by the colors blue, yellow, and red. The therapeutic effects of the colors, moreover, are in harmony with this concept, for blue is a fine, soothing, electrical color; yellow, a vitalizing and refining color; and red, an agitating and heat-giving color. It has also been demonstrated that minerals and plants affect the human constitution according to their colors. Thus a yellow flower generally yields a medicine that affects the constitution in a manner similar to yellow light or the musical tone mi. An orange flower will influence in a manner similar to orange light and, being one of the so-called secondary colors, corresponds either to the tone re or to the chord of do and mi.

(47) Moreover, it is the imaging or forming of all sorts of red colours in its own quality; in the sweet it imageth or formeth all sorts of white and blue; in the astringent, or harsh and sour, it formeth all sorts of green, dusky and mixed colours, with all manner of forms or figures and smells.