Human nature is potentially aggressive and destructive and potentially orderly and constructive.

• It is utterly false and cruelly arbitrary to put all the play and learning into childhood, all the work into middle age, and all the regrets into old age.
• Instead of being presented with stereotypes by age, sex, color, class, or religion, children must have the opportunity to learn that within each range, some people are loathsome and some are delightful.
• Never believe that a few caring people can't change the world. For, indeed, that's all who ever have.
• A small group of thoughtful people could change the world. Indeed, it's the only thing that ever has.
• Never doubt that a small group of thoughtful, committed citizens can change the world indeed, it's the only thing that ever has.
• Fathers are biological necessities, but social accidents.
• Never doubt that a small group of thoughtful, committed citizens can change the world indeed, it's the only thing that ever has.
• We won't have a society if we destroy the environment.
• Sister is probably the most competitive relationship within the family, but once the sisters are grown, it becomes the strongest relationship.
• Nobody has ever before asked the nuclear family to live all by itself in a box the way we do. With no relatives, no support, we've put it in an impossible situation.