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.

Quality is not a problem; it is a solution.

不要让别人意见的噪音淹没了你内心的声音。

没有什么会永远失去。在这个世界上，有一种痛苦的进步。既怀念我们留下的，又梦想着未来。

任何形式的美，在其极致的发展中，总是会激起敏感的灵魂流泪。

创新是看到每个人都看到的东西，思考没有人想过的事情。

"The ultimate test of a machine learning algorithm is its ability to perform well on new, unseen data."

我们都是自己的幽灵，徘徊在我们曾经生活过的地方。