种树的最佳时间是20年前,其次是现在。
The best time to plant a tree was 20 years ago. The second best time is now.
理解的提高有两个目标:首先,我们自己的知识增长;其次,使我们能够将这些知识传递给他人。
认为有一个钟声会告诉投资者何时进入或退出市场的想法根本不可信。
If you meddle in other people's marriages you may lose a friend, but acquire his wife.