God and nature create nothing that does not fulfill a purpose

It is also in the interests of a tyrant to make his subjects poo...the people are so occupied with their daily tasks that they have no time for plotting.

To the sober person adventurous conduct often seems insanity.

If there is any kind of animal which is female and has no male separate from it, it is possible that this may generate a young one from itself. No instance of this worthy of any credit has been observed up to the present at any rate, but one case in the class of fishes makes us hesitate. No male of the so-called erythrinus has ever yet been seen, but females, and specimens full of roe, have been seen. Of this, however, we have as yet no proof worthy of credit.

A line is not made up of points. ... In the same way, time is not made up parts considered as indivisible 'nows.' Part of Aristotle's reply to Zeno's paradox concerning continuity.

But what is happiness? If we consider what the function of man is, we find that happiness is a virtuous activity of the soul.

Every virtue is a mean between two extremes, each of which is a vice.