Every child should have mud pies, grasshoppers, water bugs, tadpoles, frogs, mud turtles, elderberries, wild strawberries, acorns, chestnuts, trees to climb, brooks to wade in, water lilies, woodchucks, bats, bees, butterflies, various animals to pet, hayfields, pine-cones, rocks to roll, sand, snakes, huckleberries and hornets; and any child who has been deprived of these has been deprived of the best part of education.

我们必须始终质疑我们的假设，并愿意根据新的证据修正我们的理解。

The poor are not lazy; they are just caught in a system that makes it very hard for them to escape poverty.

金钱不是幸福的关键，但它有帮助。

Every ending is a beginning in disguise.

创新是企业发展的动力，没有创新就没有未来。

民主是最坏的政府形式——除了其他所有不断地被试验过的政府形式之外。