Marcus Tullius Cicero

A room without books is like a body without a soul.

For as lack of adornment is said to become some women, so this subtle oration, though without embellishment, gives delight.

Nature herself makes the wise man rich.

Never go to excess, but let moderation be your guide.

In anger nothing right nor judicious can be done.

In so far as the mind is stronger than the body, so are the ills contracted by the mind more severe than those contracted by the body.

It is a great thing to know our vices.

Let your desires be ruled by reason.

Men decide far more problems by hate, love, lust, rage, sorrow, joy, hope, fear, illusion, or some other inward emotion, than by reality, authority, any legal standard, judicial precedent, or statute.

Natural ability without education has more often attained to glory and virtue than education without natural ability.

The countenance is the portrait of the soul, and the eyes mark its intentions.

A friend is, as it were, a second self.

A happy life consists in tranquillity of mind.

Friendship make prosperity more shining and lessens adversity by dividing and sharing it.

Gratitude is not only the greatest of virtues, but the parent of all the others.

I will go further, and assert that nature without culture can often do more to deserve praise than culture without nature.

In men of the highest character and noblest genius there is to be found an insatiable desire for honour, command, power, and glory.

It is a true saying that "One falsehood leads easily to another".

Law stands mute in the midst of arms.

Laws are silent in times of war.