Philo of Alexandria · 1569 of 1726
Appendix 2 · Out of the Questions in Genesis.
Page 750. C. If any one is either in any house, or village, or city, or nation, who is a lover of wisdom, it is absolutely inevitable that that house or city should be the better for his existence in it, for a virtuous man is a common good to all men, bestowing on them advantages proceeding from himself as from a prepared store.