Wine takes away reason, engenders insanity, leads to thousands of crimes, and imposes such an enormous expense on nations.

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.

In time of sickness the soul collects itself anew.

Nulla dies sine linea - Not a day without a line.

The brain is the citadel of sense perception.

Hope is the pillar that holds up the world. Hope is the dream of a waking man.

We ought to be guarded against every appearance of envy, as a passion that always implies inferiority wherever it resides.