在我看来，自然界是最大的兴奋来源；最大的视觉美来源；最大的智力兴趣来源。它是生命中许多让生活有价值的东西的最大来源。

我不知道我有多高或多重。因为我不在乎。

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

The spread of liberal democracy and the integration of the world economy have created a situation in which the major powers are no longer willing to risk war with one another.

制造业的未来在于自动化和人类工艺之间的平衡。