The key to successful investing is to have a clear understanding of risk.

以耗尽地球为代价的利润根本不是利润。

The typewriting machine, when played with expression, is not more annoying than the piano when played by a sister or near relations.

艺术家必须是他所处时代的见证者。

可持续性不再是一种选择，而是水产养殖业生存的必要条件。