The true value of a forest is measured not just in board feet of timber, but in the lives it sustains and the ecosystems it supports.
人体首先是灵魂的镜子,是表达情感最有力的方式。
理解宇宙就是理解我们自己,因为我们都是由形成恒星的星尘构成的。
Every law is an infraction of liberty.
改变的秘诀在于集中你所有的精力,不是对抗旧的,而是建立新的。
写作就是呼吸,而呼吸就是生活。
Every mathematical problem is a puzzle waiting to be solved, and every solution is a step towards greater understanding.