Now in regard to trades and other means of livelihood, which ones are to be considered becoming to a gentleman and which ones are vulgar, we have been taught, in general, as follows. First, those means of livelihood are rejected as undesirable which incur people's ill-will, as those of tax-gatherers and usurers. Unbecoming to a gentleman, too, and vulgar are the means of livelihood of all hired workmen whom we pay for mere manual labour, not for artistic skill; for in their case the very wage they receive is a pledge of their slavery.
Diligence which, as it avails in all things, is also of the utmost moment in pleading causes. Diligence is to be particularly cultivated by us; it is to be constantly exerted; it is capable of effecting almost everything.
I speak of that learning which wakes us acquainted with the boundless extent of nature, and the universe, and which even while we remain in this world, discovers to us both heaven, earth, and sea.
No sensible man (among the many things that have been written on this kind) ever imputed inconsistency to another for changing his mind.
[Lat., Nemo doctus unquam (multa autem de hoc genere scripta sunt) mutationem consili inconstantiam dixit esse.]