When money is unreasonably coveted, it is a disease of the mind which is called avarice.

Never injure a friend, even in jest.

What is dignity without honesty?

They who say that we should love our fellow-citizens but not foreigners, destroy the universal brotherhood of mankind, with which benevolence and justice would perish forever.

. . . for until that God who rules all the region of the sky . . . has freed you from the fetters of your body, you cannot gain admission here. Men were created with the understanding that they were to look after that sphere called Earth, which you see in the middle of the temple. Minds have been given to them out of the eternal fires you call fixed stars and planets, those spherical solids which, quickened with divine minds, journey through their circuits and orbits with amazing speed.

When they remain silent, they cry out.

Every stage of human life, except the last, is marked out by certain and defined limits; old age alone has no precise and determinate boundary.