The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.
我不是爱人,我是战士。
The best picture books work on different levels for different ages.
未来的竞争是人才的竞争,谁拥有顶尖人才,谁就掌握了主动权。
精神工作导致的疲劳不是因为工作的数量,而是因为工作的质量。