Once any group in society stands in a relatively deprived position in relation to other groups, it is genuinely deprived.

It is not until science has become a discipline to which the research ability of any mind from any class in society can be attracted that it can become rigorously scientific.

War is only an invention, not a biological necessity.

Never ever depend on governments or institutions to solve any major problems. All social change comes from the passion of individuals.

If we are to give our utmost effort and skill and enthusiasm, we must believe in ourselves, which means believing in our past and in our future, in our parents and in our children, in that particular blend of moral purpose and practical inventiveness which is the American character.

It is easier to change a man's religion than to change his diet.

Monogamous heterosexual love is probably one of the most difficult, complex and demanding of human relationships.