最好的技术是无形的——它只是无缝地运作。
The best technology is invisible—it just works seamlessly.
The greatest legacy we can leave is a healthier planet for future generations.
History is the shadow cast by the present.
公开演讲时,要经常停顿。在你用新方式阐释某件事情前停顿,在你讲述重要的事情之后停顿,以及,刻意制造停顿,让听众吸收细节。