科学是人类理解和改造世界的最有力工具。
Give a man a fire and he's warm for a day, but set fire to him and he's warm for the rest of his life.
林业技术已从链锯发展到卫星,但我们的责任始终如一。
年龄不是指你活了多久,而是指你感觉自己有多老。
The best way to predict the future is to create it.