阅读只为心灵提供知识的材料;是思考使我们所读的内容成为我们自己的。
Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.
我们鱼类的健康反映了我们水域的健康,它们是不可分割的。
"In the end, we only regret the chances we didn't take."