The true measure of our success in farming will be what we leave in the soil, not just what we take from it.

这个行业最好的领导者是那些既懂岩石又懂人的人。

The writer's only responsibility is to his art.

最好的解决方案往往是最简单的。

The end of law is not to abolish or restrain, but to preserve and enlarge freedom.

聚合物的研究不仅仅是化学的一个分支；它是化学与生物学、物理学和工程学之间的桥梁。