I will perform the function of a whetstone, which is about to restore sharpness to iron, though itself unable to cut.
[Lat., Fungar vice cotis, acutum
Reddere quae ferrum valet, exsors ipsi secandi.]
Who then is free? the wise man who is lord over himself;
Whom neither poverty nor death, nor chains alarm; strong to withstand his passions and despise honors, and who is completely finished and rounded off in himself.