All men by nature desire knowledge.
We are what we repeatedly do. Excellence, therefore, is not an act, but a habit.
All paid jobs absorb and degrade the mind.
Happiness is a state of activity.
We make war that we may live in peace.
The Law is Reason free from Passion.
Learning is an ornament in prosperity, a refuge in adversity, and a provision in old age.
Nature does nothing uselessly.
In all things of nature there is something of the marvelous.
The more you know, the more you know you don’t know.
Character may almost be called the most effective means of persuasion.
Great men are always of a nature originally melancholy.
Mothers are fonder than fathers of their children because they are more certain they are their own.
Fear is pain arising from the anticipation of evil.
The roots of education are bitter, but the fruit is sweet.
He who is to be a good ruler must have first been ruled.
To lead an orchestra, you must turn your back on the crowd.
Courage is the first of human qualities because it is the quality which guarantees the others.
Where the needs of the world and your talents cross, there lies your vocation.
Through discipline comes freedom.