Education is the foundation of conservation—people protect what they understand.
教育是保护的基础——人们保护他们所理解的东西。
The olfactory system is a remarkable example of how the brain can decode complex information from the environment.
社会主义不是一个可以由政党或政府建立的现成制度。社会主义必须由群众、由每一个无产者来创造。
很容易忘记世界上有多少人,多到要爆炸,每个人都可想象却又总是被误解。
Short-term gains should never compromise long-term sustainability.