Character Quote by Osamu Dazai

Virtue by calculation is the virtue of vice.

— Joseph Joubert

Virtue is defined to be mediocrity, of which either extreme is vice.

— Rutherford B. Hayes

Vice and virtue chiefly imply the relation of our actions to men in this world; sin and holiness rather imply their relation to God…

— Isaac Watts

In order to know virtue, we must first acquaint ourselves with vice.

— Marquis de Sade

Virtue and vice are not arbitrary things; but there is a natural and eternal reason for goodness and virtue, and against vice and wickedness.

— John Tillotson

The word virtue is as useful to self-interest as the vices.

— Francois de La Rochefoucauld

So virtue is a purposive disposition, lying in a mean that is relative to us and determined by a rational principle, and by that…

— Aristotle

Virtue is not the absence of vices or the avoidance of moral dangers; virtue is a vivid and separate thing, like pain or a…

— Gilbert K. Chesterton

Virtue and vice are both prophets; the first, of certain good; the second, of pain or else of penitence.

— Ralph Venning

Virtue is health, vice is sickness.

— Petrarch

The name and pretense of virtue is as serviceable to self-interest as are real vices.

— Francois de La Rochefoucauld

Vice is man's nature: virtue is a habit--or a mask.

— William Hazlitt