The most successful businesses are those that put the customer at the center of everything they do.
The best time to plant a tree was 20 years ago. The second best time is now.
经验的直接内容是唯一可以作为心理学研究主题的事实。
The key ingredients of happiness could not be material or aesthetic, but must always stubbornly psychological.
当别人都不相信你时,你必须相信自己。