[1.14] However, I asked you at the outset whether or not you had ever seen a young fly. See, the actual miracle of the little fly is concealed in this. It is suddenly here and nobody knows where it came from or where it was born.

[1.15] Then, how does this miracle happen?

[1.16] Perhaps, on occasion, you have heard old people say, ‘”The flies come partly from dust and partly from the scattered parts of dead flies.” It appears to be thus but, of course, in reality it is not so.