Of Universal Harmony

...sought by Justice. 55.

XLIII. What movements the tongue or other speech organs must make to form vowels, consonants, and syllables. 56.

XLIV. Why some people speak through their nose; whether there is a way to remedy it, and what sounds can be made with the nose. 59.

XLV. To determine if different climates cause different voices and ways of speaking. 60.

XLVI. Whether one can know a man's temperament, affections, and passions by his voice and different ways of speaking; and where Laughter comes from. 61.

XLVII. The best idiom Here meaning a constructed or universal language. of all possible ones can be invented: which is explained here. 65.

XLVIII. How many possible and pronounceable words original: "dictions" there are, whether one uses French, Greek, Hebrew, or Chinese letters, etc.; and consequently, providing all possible idioms. 70.

XLIX. To determine if one should give a single or several names to each individual, and if there are more things than words: and what makes one idiom more excellent than another. 72.

L. To determine if the sounds of the voice can have such a correspondence with the things signified that one could form a natural language. 75.

LI. To determine if those who have no tongue can speak; and if one can make the mute speak, and teach them to read and write when they are deaf. 77.

LII. How the ear perceives sound; what the action of hearing is; and whether it is the ear or the mind that discerns and recognizes sound. 79.

LIII. To determine if the ear is deceived more or less often than the eye, or if one must trust hearing more than sight. Wherein the ways of deceiving the ear and correcting these errors are explained, 81. and where one sees the Benediciteoriginal: "Benedicite"; a traditional song of blessing or "Bless the Lord," here presented in French verse. in excellent verse.

I. Song, or the AirA melodic tune or short vocal composition. is a sequence of sounds through certain natural or artificial degrees and intervals pleasing to the ear; which signifies joy, sadness, or some other passion through its melody and movements. 89.

II. Song is a sequence of sounds arranged according to the rules prescribed by Musicians, by which one expresses the passions of the soul or those of the subject. 92.

III. At what moment sound begins to be Song. 93.

IV. To explain the types of Airs or Songs used by Musicians; and to give examples of Church Songs. 94.

V. To determine if one can prescribe infallible rules by which one makes good Songs on all sorts of subjects; and if Musicians have them when they compose Airs. 97. See the sixth book on Composition which serves this purpose.

VI. What rules one must use to make good Songs: and in what way sounds and Songs are similar to colors. 98.

VII. If it is possible to compose the best Song of all those which could—