Quality is not an act, it is a habit.

Love is composed of a single soul inhabiting two bodies.

There is no great genius without some touch of madness.

Whosoever is delighted in solitude is either a wild beast or a god.

Happiness depends upon ourselves.

You will never do anything in this world without courage. It is the greatest quality of the mind next to honor.

Anybody can become angry - that is easy, but to be angry with the right person and to the right degree and at the right time and for the right purpose, and in the right way - that is not within everybody's power and is not easy.

It is the mark of an educated mind to be able to entertain a thought without accepting it.

Pleasure in the job puts perfection in the work.

The aim of art is to represent not the outward appearance of things, but their inward significance.

The worst form of inequality is to try to make unequal things equal.

A friend to all is a friend to none.

In all things of nature there is something of the marvelous.

Fear is pain arising from the anticipation of evil.

Good habits formed at youth make all the difference.

The roots of education are bitter, but the fruit is sweet.

At his best, man is the noblest of all animals; separated from law and justice he is the worst.

I count him braver who overcomes his desires than him who conquers his enemies; for the hardest victory is over self.

Hope is a waking dream.

We make war that we may live in peace.

Those that know, do. Those that understand, teach.

Well begun is half done.

Republics decline into democracies and democracies degenerate into despotisms.

Courage is the first of human qualities because it is the quality which guarantees the others.

The law is reason, free from passion.

He who is unable to live in society, or who has no need because he is sufficient for himself, must be either a beast or a god.

The ideal man bears the accidents of life with dignity and grace, making the best of circumstances.

The ultimate value of life depends upon awareness and the power of contemplation rather than upon mere survival.

The energy of the mind is the essence of life.

Suffering becomes beautiful when anyone bears great calamities with cheerfulness, not through insensibility but through greatness of mind.

Man is by nature a political animal.

To attain any assured knowledge about the soul is one of the most difficult things in the world.

The aim of the wise is not to secure pleasure, but to avoid pain.

Personal beauty is a greater recommendation than any letter of reference.

It is best to rise from life as from a banquet, neither thirsty nor drunken.

Change in all things is sweet.

The secret to humor is surprise.

The soul never thinks without a picture.

The end of labor is to gain leisure.

Jealousy is both reasonable and belongs to reasonable men, while envy is base and belongs to the base, for the one makes himself get good things by jealousy, while the other does not allow his neighbour to have them through envy.

The whole is more than the sum of its parts.

What it lies in our power to do, it lies in our power not to do.

Moral excellence comes about as a result of habit. We become just by doing just acts, temperate by doing temperate acts, brave by doing brave acts.

The educated differ from the uneducated as much as the living from the dead.

It is just that we should be grateful, not only to those with whose views we may agree, but also to those who have expressed more superficial views; for these also contributed something, by developing before us the powers of thought.

To run away from trouble is a form of cowardice and, while it is true that the suicide braves death, he does it not for some noble object but to escape some ill.

Wishing to be friends is quick work, but friendship is a slow ripening fruit.

Mothers are fonder than fathers of their children because they are more certain they are their own.

The virtue of justice consists in moderation, as regulated by wisdom.

Education is an ornament in prosperity and a refuge in adversity.

Youth is easily deceived because it is quick to hope.

Those who educate children well are more to be honored than they who produce them; for these only gave them life, those the art of living well.

The greatest virtues are those which are most useful to other persons.

A tyrant must put on the appearance of uncommon devotion to religion. Subjects are less apprehensive of illegal treatment from a ruler whom they consider god-fearing and pious. On the other hand, they do less easily move against him, believing that he has the gods on his side.

Education is the best provision for old age.

Character may almost be called the most effective means of persuasion.

We become just by performing just action, temperate by performing temperate actions, brave by performing brave action.

Poetry is finer and more philosophical than history; for poetry expresses the universal, and history only the particular.

The one exclusive sign of thorough knowledge is the power of teaching.

Some animals are cunning and evil-disposed, as the fox; others, as the dog, are fierce, friendly, and fawning. Some are gentle and easily tamed, as the elephant; some are susceptible of shame, and watchful, as the goose. Some are jealous and fond of ornament, as the peacock.