All the efforts of the human mind cannot exhaust the essence of a single fly.

God destines us for an end beyond the grasp of reason.

It must be understood that prime matter, and form as well, is neither generated nor corrupted, because every generation is from something to something. Now that from which generation proceeds is matter, and that to which it proceeds is form. So that, if matter or form were generated, there would be a matter for matter and a form for form, endlessly. Whence, there is generation only of the composite, properly speaking.

It is only God who creates. Man merely rearranges.

It is requisite for the relaxation of the mind that we make use, from time to time, of playful deeds and jokes.

The theologian considers sin mainly as an offence against God; the moral philosopher as contrary to reasonableness.

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.