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.

We are all exiles in one way or another.

The future is not predicted, it is created.

Every day is a new opportunity to change your life.

爱是一种信仰，信仰不足的人也缺乏爱。

I don’t like to be told what to do.

你不是你的环境，你是你的可能性。

在科学中，重要的不是获得新的事实，而是发现思考它们的新方法。