人的仁慈从未削弱自由者的毅力或软化他们。一个国家不必变得残酷就可以坚强。

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.

语言是唇上的美酒。

You’ve got to have models in your head. And you’ve got to array your experience—both vicarious and direct—on this latticework of models. You may have noticed students who just try to remember and pound back what is remembered. Well, they fail in school and in life. You’ve got to hang experience on a latticework of models in your mind.

There are no hard distinctions between what is real and what is unreal, nor between what is true and what is false. A thing is not necessarily either true or false; it can be both true and false.

物理学的美丽在于它能够用最深刻的理论解释最简单的现象。

Life isn’t about waiting for the storm to pass, it’s about learning to dance in the rain.

The evolution of database technology is a journey, not a destination. We must continue to innovate and adapt.

Success in trading comes from continuous learning and adaptation.