历史是在记忆的不完美与文献的不足相遇时产生的确定性。

用户不是上帝，用户是朋友。

The most important object of both the workmen and the management should be the training and development of each individual in the establishment, so that he can do (at his fastest pace and with the maximum of efficiency) the highest class of work for which his natural abilities fit him.

人必须在具体事情上磨炼功夫，才能有所收获。如果只是喜欢安静，遇到事情就会慌乱，终究不会有进步。

不学习历史的人注定要重复错误。

Be yourself and you can be anything.