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The first lesson reading teaches is how to be alone.
Education is the foundation of sustainable forestry—people protect what they understand.
实现明天的唯一限制将是我们今天的疑虑。
想想看,人类愚蠢到会去小心地避免那些可能使他们造成伤害的臭鼬或是狐狸,却不担心狮子对他们安全造成的威胁。