Because of the diverse conditions of humans, it happens that some acts are virtuous to some people, as appropriate and suitable to them, while the same acts are immoral for others, as inappropriate to them.

Art is right reason in the doing of work.

A song is the exultation of the mind dwelling on eternal things, bursting forth in the voice.

There can be no joy in living without joy in work.

In order for a war to be just, three things are necessary. First, the authority of the sovereign... Secondly, a just cause... Thirdly... a rightful intention.

Mistakes are made on two counts: an argument is either based on error or incorrectly developed.

For although the will cannot be inwardly moved by any creature, yet it can be moved inwardly by God.