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.

Mathematics is the art of giving the same name to different things.

I wish I was the monster you think I am. I wish I had enough poison for the whole pack of you. I would gladly give my life to watch you all swallow it.

Trust me: There is no “them”.

生活里有两个悲剧：一个是没有得到我们想要的；另外一个是得到了。