Every man has his secret sorrows which the world knows not; and often times we call a man cold when he is only sad.
每个人都有不为世人所知的秘密悲伤；我们常常称一个人冷漠，而实际上他只是悲伤。
Aquaculture isn't an alternative to wild fisheries; it's a partner in preserving them.
Great companies don't just adapt to change; they anticipate and drive it.
应该引导孩子通过自己的活动去发现真理。
软件工程的目标是生产可靠、可维护和高效的软件系统。