Meditations 10.26

A man deposits seed in a womb and goes away, and then another cause takes it, and labours on it and makes a child. What a thing from such a material! Again, the child passes food down through the throat, and then another cause takes it and makes perception and motion, and in fine life and strength and other things; how many and how strange I Observe then the things which are produced in such a hidden way, and see the power just as we see the power which carries things downwards and upwards, not with the eyes, but still no less plainly.

(podcast episode) (original Greek)