We neglect those things which are under our very eyes, and heedless of things within our grasp, pursue those which are afar off.

The leading distinction in magnets is the sex, male and female, and the next great difference in them is the colour. Those of Magnesia, bordering on Macedonia, are of a reddish black; those of Breotia are more red than black; and the kind that is found in Troas is black, of the female sex, and consequently destitute of attractive power.

Suicide is a privilege of man which deity does not possess.

Contact with [menstrual blood] turns new wine sour, crops touched by it become barren, grafts die, seed in gardens are dried up, the fruit of trees fall off, the edge of steel and the gleam of ivory are dulled, hives of bees die, even bronze and iron are at once seized by rust, and a horrible smell fills the air; to taste it drives dogs mad and infects their bites with an incurable poison.

No mortal man, moreover is wise at all moments.

Lust is an enemy to the purse, a foe to the person, a canker to the mind, a corrosive to the conscience, a weakness of the wit, a besotter of the senses, and finally, a mortal bane to all the body.

Nature makes us buy her presents at the price of so many sufferings that it is doubtful whether she deserves most the name of parent or stepmother.