Sometimes, instead of helping people to advance, a discovery or an invention holds them back.

Man's most human characteristic is not his ability to learn, which he shares with many other species, but his ability to teach and store what others have developed and taught him.

Each home has been reduced to the bare essentials -- to barer essentials than most primitive people would consider possible. Only one woman's hands to feed the baby, answer the telephone, turn off the gas under the pot that is boiling over, soothe the older child who has broken a toy, and open both doors at once. She is a nutritionist, a child psychologist, an engineer, a production manager, an expert buyer, all in one. Her husband sees her as free to plan her own time, and envies her; she sees him as having regular hours and envies him.

Humanity . . . lies in man's capacity to question the known and imagine the unknown.

No society that feeds its children on tales of successful violence can expect them not to believe that violence in the end is rewarded.

Because of their age long training in human relations for that is what feminine intuition really is women have a special contribution to make any group enterprise.

An occupation that has no basis in sex-determined gifts can now recruit its ranks from twice as many potential artists.