Human emotions and physiognomy.
Physiognomic image and hexagram Yih-King 19.

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Lineaments of a face and perception of a time.
Eyebrows: ideas are in the present / relative chronology of subjective human comprehensions.
Eyes: aspirations are in the present / relative chronology of subjective human achievements.
Mouth: events are outside of time / irrelative chronology of subjective human actions.

Person has comprehended that the instant of present time has no duration.

Analytical formulas of the canon of changes.
1 (eyebrows) definite thinking is (mouth) vague evidence of (eyes) absolute existence.
2 (eyebrows) unforgettable reminiscences are (eyes) actual displays of (mouth) doubtful past.
3 (mouth) non objective assumptions are (eyebrows) evident projections of (eyes) obvious future.

Fourth global world category is the matter which too corresponds with hexagrams of the canon of changes and symbols of emotions or emotional expressions of a human face.
Quiet emotions can be compared with absence of a matter or otherwise to tell with negative physical parameters according to which substances possess weight. Joyful emotions can be compared with creation of a matter. Sad emotions can be associated with disappearance of a matter. Open emotional expressions of a human face can be associated with absolute physical parameters of material substances.

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Following 20 facial image in gallery.
About physical parameters of global mater and physiognomy of emotional expressions, and also expansion of vital existence.