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尊重孩子正在进行的所有合理的活动并试着了解,是我们教育方法中最首要的原则。
The natural price of labor is that price which is necessary to enable the laborers, one with another, to subsist and to perpetuate their race, without either increase or diminution.
你对自己了解得越多,你对在别人身上看到的东西就越有耐心。
It is often said that before you die your life passes before your eyes. It is in fact true. It's called living.
Forests are the lungs of the earth, and we must protect them with the same urgency as our own health.