阅读不是可选的。

The greatest prosperity can exist only as the result of the greatest possible productivity of the men and machines of the establishment.

我努力在场上场下的每一刻都保持专注。

The farmer is the only man in our economy who has to buy everything at retail, sell everything at wholesale, and pay the freight both ways.

十年树木，百年树人。

未来属于科学——属于那些敢于探索的人。