The development of the drone industry is ultimately to serve humans, not to replace them.

有两类公司，一种公司为提高价格而工作，一种公司为降低价格而工作。我们会成为第二种。

数学是理解宇宙的钥匙。

If the job has been correctly done when a common stock is purchased, the time to sell it is—almost never.

广东话谚语

感觉不好也没关系。

Sustainability isn't a choice anymore—it's a responsibility we owe to future generations.

Sometimes a thing is broken and cannot be put back together.

企业面临的最大风险是不在可持续发展方面承担任何风险。