解读：靠炫耀、攀比获得的虚荣感，依赖外界认可，根基不稳，一旦外界夸赞消失，内心只剩空虚失落，劝诫远离虚荣，追求真实价值。

蒸汽机是改善人类状况的最有力工具。

The whole is more than the sum of its parts.

最好的解决方案往往来自倾听那些每天在水上工作的人。

We don’t inherit the earth from our ancestors; we borrow it from our children.

I have learned to seek my happiness by limiting my desires， rather than in attempting to satisfy them.