太阳是我们在非洲最强大的工具。我们必须学会与它合作，而不是对抗它。

世界是一本书，不旅行的人只读了一页。

'Jeff, what does Day 2 look like?' 'Day 2 is stasis. Followed by irrelevance. Followed by excruciating, painful decline. Followed by death. And that is why it is always Day 1.' To be sure, this kind of decline would happen in extreme slow motion. An established company might harvest Day 2 for decades, but the final result would still come.

爱情之不可理解比起死亡之神秘更甚

Science is the light that illuminates the darkness of ignorance.

一家公司的真正价值是由它对社会的贡献来衡量的，而不仅仅是它的资产负债表。