which are so often found, as it were, blended with beautiful forms, may be referred to modifications either of light (colours) or of sound (tones).

For these are the only sensations that imply not merely a sensible feeling but also reflection upon the form of these modifications of Sense; and thus they involve in themselves as it were a language by which nature speaks to us, which thus seems to have a higher sense. Thus the white colour of lilies seems to determine the mind to Ideas of innocence; and the seven colours in order from the red to the violet seem to suggest the Ideas of (1) Sublimity, (2) Intrepidity, (3) Candour, (4) Friendliness, (5) Modesty, (6) Constancy, (7) Tenderness. The song of birds proclaims gladsomeness and contentment with