The true value of a forest cannot be measured in board feet alone; its worth is in the life it sustains.
森林的真正价值不能仅用木材体积来衡量;它的价值在于它所维持的生命。
世界上到处都是会告诉你你不能做什么的人。你必须做的是找到那些会告诉你你能做什么的人。
Your past does not equal your future.
一部伟大的小说是能改变你看世界的方式的小说。
Freedom is not merely the opportunity to do as one pleases; neither is it merely the opportunity to choose between set alternatives. Freedom is, first of all, the chance to formulate the available choices, to argue over them—and then, the opportunity to choose.
理解自然的道路往往是通过统一看似不同的概念。
A minute's success pays the failure of years.
Patience and persistence are the unsung heroes of scientific discovery.