On the Creation of the World (157-158)

And these things are not mere fabulous inventions, in which the race of poets and sophists delights, but are rather types shadowing forth some allegorical truth, according to some mystical explanation. And any one who follows a reasonable train of conjecture, will say with great propriety, that the aforesaid serpent is the symbol of pleasure, because in the first place he is destitute of feet, and crawls on his belly with his face downwards. In the second place, because he uses lumps of clay for food. Thirdly, because he bears poison in his teeth, by which it is his nature to kill those who are bitten by him.

And the man devoted to pleasure is free from none of the aforementioned evils; for it is with difficulty that he can raise his head, being weighed down and dragged down, since intemperance trips him up and keeps him down. And he feeds, not on heavenly food, which wisdom offers to contemplative men by means of discourses and opinions; but on that which is put forth by the earth in the varying seasons of the year, from which arise drunkenness and voracity, and licentiousness, breaking through and inflaming the appetites of the belly, and enslaving them in subjection to gluttony, by which they strengthen the impetuous passions, the seat of which is beneath the belly; and make them break forth. And they lick up the result of the labours of cooks and tavern-keepers; and at times some of them in ecstasy with the flavour of the delicious food, moves about his head and reaches forward, being desirous to participate in the sight. And when he sees an expensively furnished table, he throws himself bodily upon the delicacies which are abundantly prepared, and devotes himself to them, wishing to be filled with them all together, and so to depart, having no other end in view than that he should allow nothing of such a sumptuous preparation to be wasted. Owing to which conduct, he too, carries about poison in his teeth, no less than the serpent does;