在大自然中,我们找到了灵魂的安慰和对内心最深刻问题的答案。
We must think beyond our own lifetimes when it comes to energy.
The human being is born with a few reflexes and the emotional reactions of love and rage.
当一个问题被清晰地陈述时,它就已经解决了一半。
教学只是教育的脚手架;真正的建筑是由孩子自己完成的。
书是一份你可以反复打开的礼物。