决定劳工工资的不是雇主的仁慈，而是雇主之间的竞争。
It is not the benevolence of the employer that determines the wages of labor， but the competition among employers.
写作是我唯一知道的活两次的方式。
If you can avoid seeking approval of others， your power is limitless.
预测未来的最好方法就是创造未来。
科学的精确性既需要严谨，也需要创造力。