我们必须接受失望,因为它是有限的,但千万不可失去希望,因为它是无穷的。
愚蠢的时间由时钟衡量,但智慧的时间:没有时钟可以衡量。
林业创新意味着平衡技术与传统,以创造持久的解决方案。
"The heart has its reasons which reason knows not."
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.