In extraordinary events ignorance of their causes produces astonishment.

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.

They condemn what they do not understand.

The avarice of the old: it's absurd to increase one's luggage as one nears the journey's end.

We forget our pleasures, we remember our sufferings.

Each part of life has its own pleasures. Each has its own abundant harvest, to be garnered in season. We may grow old in body, but we need never grow old in mind and spirit. No one is as old as to think he or she cannot live one more year.

Friendship makes prosperity more brilliant, and lightens adversity by dividing and sharing it.