The heart of the Waldorf method is that education is an art—it must speak to the child's experience. To educate the whole child, his heart and his will must be reached, as well as the mind.
If knowledge can create problems, it is not through ignorance that we can solve them.
Modern quarrying requires us to be geologists, ecologists, and community diplomats simultaneously.
衡量你投资成功的最佳方式不是看你是否击败了市场，而是看你是否制定了一个财务计划和行为纪律，这些可能带你到达你想去的地方。
显然，了解自然法则无异于了解其中表达的上帝的思想。
我们写作是为了记住，但也是为了忘记。
The best advice I can give anybody is to stay humble and work hard.