Two things fill the mind with ever new and increasing admiration and awe, the oftener and more steadily we reflect on them: the starry heavens above me and the moral law within me.
有两样东西，人们越是经常持久地对之凝神思索，它们就越是使内心充满常新而日增的惊奇和敬畏：我头上的星空和我心中的道德律。
People, even more than things, have to be restored, renewed, revived, reclaimed, and redeemed; never throw out anyone.
林业的未来在于技术，但它必须服务于自然，而不是剥削自然。
Failure is not the opposite of success; it's a stepping stone to success.