蒸汽机是改善人类状况的最有力工具。

It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.

真正的旅程是改变你的那一段。

Justice is the foundation of governance.

I love the process of improving.

世界是一个广阔而孤独的地方。但它也是一个你可以找到自己道路的地方。

人一生不学习，一天闲过，一事无成，这是人生三件可惜事。

I always try to respect my opponents, because they make me better.