"When you wish to instruct, be brief; that men's [children's] minds take in quickly what you say, learn its lesson, and retain it faithfully. Every word that is unnecessary only pours over the side of a brimming mind."
"Love is the attempt to form a friendship inspired by beauty."
"What is morally wrong can never be advantageous, even when it enables you to make some gain that you believe to be to your advantage. The mere act of believing that some wrongful course of action constitutes an advantage is pernicious."
"Friendship improves happiness and abates misery, by the doubling of our joy and the dividing of our grief."
"Love is the attempt to form a friendship inspired by beauty."
"The rule of friendship means there should be mutual sympathy between them, each supplying what the other lacks and trying to benefit the other, always using friendly and sincere words."