让儿童参与工作，能增强他们对生活环境的责任感。
现代社会已经失去了它的灵魂，我们都在精神沙漠中徘徊。
我旅行得越多，就越确信世界上充满了我们尚未发现的奇迹。
The friend who holds your hand and says the wrong thing is made of dearer stuff than the one who stays away.
The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.
