You don’t get on by being original. You get on by being quiet and by stepping gently sideways.
至今一切社会的历史都是阶级斗争的历史,即剥削阶级和被剥削阶级之间、统治阶级和被压迫阶级之间斗争的历史。
成功不在于你赚了多少钱,而在于你对人们生活的影响。
Science without ethics is like a ship without a compass.
The greatest happiness is to know the source of unhappiness.