De Agricultura
Philo Judaeus
The works of Philo Judaeus, the contemporary of Josephus, volume 1. Yonge, C. D., translator. London: Henry G. Bohn, 1854.
These then are the professions and promises made by the husbandry of the soul, "I will cut down all the trees of folly, and intemperance, and injustice, and cowardice; and I will eradicate all the plants of pleasure, and appetite, and anger, and passion, and of all similar affections, even if they have raised their heads as high as heaven. And I will burn out their roots, darting down the attack of flame to the very foundations of the earth, so that no portion, nay, no trace, or shadow whatever, of such things shall be left;