In April 1917 the illusion of isolation was destroyed, America came to the end of innocence, and of the exuberant freedom of bachelor independence. That the responsibilities of world power have not made us happier is no surprise. To help ourselves manage them, we have replaced the illusion of isolation with a new illusion of omnipotence.
Barbara TuchmanStrong prejudices in an ill-formed mind are hazardous to government, and when combined with a position of power even more so.
Barbara TuchmanMore than a code of manners in war and love, Chivalry was a moral system, governing the whole of noble life.
Barbara Tuchman