Aristotle

"Whatsoever that be within us that feels, thinks, desires, and animates, is something celestial, divine, and, consequently, imperishable."

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

"Anyone can become angry - that is easy. But to be angry with the right person, to the right degree, at the right time, for the right purpose, and in the right way; this is not easy."

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

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

"This is the reason why mothers are more devoted to their children than fathers: it is that they suffer more in giving them birth and are more certain that they are their own."

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

"Excellence is an art won by training and habituation. We do not act rightly because we have virtue or excellence, but we rather have those because we have acted rightly. We are what we repeatedly do. Excellence, then, is not an act but a habit."

"A friend to all is a friend to none."

"We are what we repeatedly do. Excellence then, is not an act, but a habit."

"Wit is educated insolence."

"Wicked men obey from fear; good men, from love."

"Men are swayed more by fear than by reverence."

"The secret of success is to know something nobody else knows."

"To be successful, keep looking tanned, live in an elegant building (even if you're in the cellar), be seen in smart restaurants (even if you nurse one drink) and if you borrow, borrow big."

"If women didn't exist, all the money in the world would have no meaning."

"The actuality of thought is life." - Metaphysics, book XII, ch. 7

"One swallow does not make a spring, nor does one fine day." - Nichomachean Ethics

"The coward calls the brave man rash, the rash man calls him a coward." - Nichomachean Ethics

"Some men are just as sure of the truth of their opinions as are others of what they know." - Nichomachean Ethics

"The least initial deviation from the truth is multiplied later a thousandfold." - On the Heavens, book I, ch. 5

"It is not the possessions but the desires of mankind which require to be equalised." - Politics

"He who is to be a good ruler must have first been ruled." - Politics

"Revolutions are not about trifles, but they spring from trifles." - Politics

"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." - Politics

"Man is by nature a political animal." - Politics, book I, ch. 2

"The roots of education are bitter, but the fruit is sweet." - quoted by Diogenes Laertius in Lives of the Philosophers

"What is a friend? A single soul dwelling in two bodies." - quoted by Diogenes Laertius in Lives of the Philosophers

"Hope is a waking dream." - quoted in Lives of Eminent Philosphers, book V, sec. 18 by Diogenes Laertius

"Education is the best provision for old age." - quoted in Lives of Eminent Philosphers, book V, sec. 21 by Diogenes Laertius

"We should behave to our friends as we would wish our friends to behave to us." - quoted in Lives of Eminent Philosphers, book V, sec. 21 by Diogenes Laertius

"Youth is easily deceived, because it is quick to hope." - Rhetoric