Time is the most valuable thing a man can spend.

The man of petty ambition if invited to dinner will be eager to be set next his host.

If you are an ignorant man, you are acting wisely; but if you have had any education, you are behaving like a fool.

Slovenliness is a lazy and beastly negligence of a man's own person, whereby he becomes so sordid as to be offensive to those about him.

Alcmaeon was the first to define the difference between man and animals, saying that man differs from the latter in the fact that he alone has the power of understanding.