Zhouyi BenyiLine statement
Jia (cheek) is pronounced gǔ xié. The jaws, cheeks, and tongue are all instruments used for speaking, situated at the top of the body.
Six at the Top, being yin, occupies the culmination of joyousness and resides at the extreme of Influence (Wooing); it influences people through words without substance, and Dui represents the mouth and tongue, hence the image is such.
The misfortune and blame can well be understood. Teng (to gallop) and teng (to soar) are used interchangeably.