Philo Judaeus Quod Omnis Probus Liber Sit 149

[149] There are some too, who even argue about their own rights and just claims with those who are their owners, not merely on equal terms, but actually as if they were far superior to them, replying to them with great energy and even contemptuously; for the one party is enslaved by the conviction which their consciences force upon them, however nobly born they may be; while the others feel in perfect security as to their persons, from the general recognition of the place in which they are as an asylum, and therefore they display the free and noble disposition of soul, which God has made of such a nature as never to be subdued by any external circumstances,