Kitap 9
1.11
Thus the bright exhalation, set aflame in the hollow orb of the sun, produces day, the opposite exhalation when it has got the mastery causes night; the increase of warmth due to the bright exhalation produces summer, whereas the preponderance of moisture due to the dark exhalation brings about winter. His explanations of other phenomena are in harmony with this. He gives no account of the nature of the earth, nor even of the bowls. These, then, were his opinions.
1.11
The story told by Ariston of Socrates, and his remarks when he came upon the book of Heraclitus, which Euripides brought him, I have mentioned in my Life of Socrates.ii. 22.