The Chin is an exclusively human feature which each man was given to keep the strong personality of his mouth and eyes from overwhelming the rest of his face; ensuring that each of us do not become a species unto ourselves.
The Ground is rare in being something we're more afraid of the further away we get from it.
Ground is the unity of 'identity and difference' and the precursor of appearance. The investigation of 'necessary and sufficient grounds' is a movement from measure towards the discovery of lawfulness'.
Ground is the conditions for something to come into existence, or 'appear'. 'Everything has its sufficient ground' and that is, the true essentiality of any thing is . . . As having its being in any other.
The Hand is that which human beings think with. It is their hands that provide the answer of curiosity, that feel and pinch and turn and lift and heft. There are animals that have brains of respectable size, but they have no hands and that makes all the difference.
The Hand is unique to the human. Apes too have organs that can grasp, but they do not have hands... hands reach, and extend, receive and welcome.
13 concepts in this pillow book.