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

Quality is not an act, it is a habit.

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

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.

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

A friend to all is a friend to none.

There is no great genius without some touch of madness.

Love is composed of a single soul inhabiting two bodies.

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

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

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.

Well begun is half done.

Happiness depends upon ourselves.

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.

Pleasure in the job puts perfection in the work.

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

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

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

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

Good habits formed at youth make all the difference.

Republics decline into democracies and democracies degenerate into despotisms.

The energy of the mind is the essence of life.

Hope is a waking dream.

The law is reason, free from passion.

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

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

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

The soul never thinks without a picture.

I have gained this from philosophy: that I do without being commanded what others do only from fear of the law.

The state comes into existence for the sake of life and continues to exist for the sake of good life.

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

Youth is easily deceived because it is quick to hope.

We make war that we may live in peace.

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

Democracy is when the indigent, and not the men of property, are the rulers.

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.

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

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.

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

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.

He who hath many friends hath none.

Education is the best provision for old age.

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

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.

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

The whole is more than the sum of its parts.

The end of labor is to gain leisure.

Probable impossibilities are to be preferred to improbable possibilities.

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.

Dignity does not consist in possessing honors, but in deserving them.

All paid jobs absorb and degrade the mind.

Fear is pain arising from the anticipation of evil.

The secret to humor is surprise.

All human actions have one or more of these seven causes: chance, nature, compulsions, habit, reason, passion, desire.

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

My best friend is the man who in wishing me well wishes it for my sake.

Change in all things is sweet.

If one way be better than another, that you may be sure is nature's way.

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