If self-knowledge be a path to virtue, virtue is a much better one to self-knowledge. The more pure the soul becomes, it will, like certain precious stones that are sensible to the contact if poison, shrink from the fetid vapors of evil impressions.

Since truthfulness, as a conscious virtue and sacrifice, is the blossom, nay, the pollen, of the whole moral growth, it can only grow with its growth, and open when it has reached its height.

If the basis of popular government in peacetime is virtue, its basis in a time of revolution is virtue and terror - virtue, without which terror would be barbaric; and terror, without which virtue would be impotent.

A virtue and a muscle are alike. If neither of them is exercised they get weak and flabby.

No act is ever, in virtue of falling under some general description, necessarily actually right... moral acts often (as every one knows) and indeed always (on reflection we must admit) have different characteristics that tend to make them a the same time prima facie right and prima facie wrong; there is probably no act, for instance, which does good to anyone without doing harm to someone else, and vice versa.

So great is the effect of cleanliness upon man, that it extends even to his moral character. Virtue never dwelt long with filth; nor do I believe there ever was a person scrupulously attentive to cleanliness who was a consummate villain.

For the learning of every virtue there is an appropriate discipline and for the learning of suspended judgment the best discipline is philosophy.

Collision is as necessary to produce virtue in men as it is to elicit fire in inanimate matter; and chivalry is the essence of virtue.

Popularity is a crime from the moment it is sought; it is only a virtue when men have it whether they will or not.

The virtue which has never been attacked by temptation is deserving of no monument.

No virtue is safe that is not enthusiastic.

Humility is a virtue all preach, none practice; and yet everybody is content to hear.

No man is born wise; but wisdom and virtue require a tutor; though we can easily learn to be vicious without a master.

To learn virtue is to unlearn vice.

Vices creep into our hearts under the name of virtues... Virtue is according to nature; vices are hostile and dangerous.

The perfection of virtue is from... long art and management, self-control.

There is no real love of virtue without the knowledge of public good.

Peace is the soft and holy shadow that virtue casts.

Woman’s virtue is man’s greatest invention.