2p14d.md (354B)
1 The human body (by Post. iii. and vi.) is affected in 2 very many ways by external bodies, and is capable in very many 3 ways of affecting external bodies. But (II. xii.) the human 4 mind must perceive all that takes place in the human body; the 5 human mind is, therefore, capable of perceiving a great number of 6 things, and is so in proportion, &c. Q.E.D. 7 8