我想让我的粉丝知道我有多感激他们。没有他们，我不会在这里。
事实是：自然界正在变化。而我们完全依赖那个世界。它提供我们的食物、水和空气。它是我们拥有的最宝贵的东西，我们需要捍卫它。
We begin with the hypothesis that any subject can be taught effectively in some intellectually honest form to any child at any stage of development.
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.
领导力在于激励他人看到自己和他们所做工作的潜力。
The difference between an ordeal and an adventure is your attitude.
Curiosity drives the mathematician forward, always seeking the next question to answer.
可持续性不是一种选择；它是我们星球未来的必需品。
La verdadera poesía es aquella que nace del dolor y de la alegría.