光与物质的相互作用是理解量子现象的关键。
你不能仅仅为了建筑而建筑。你必须为人民而建筑。
The number one benefit of information technology is that it empowers people to do what they want to do. It lets people be creative. It lets people be productive. It lets people learn things they didn't think they could learn before, and so in a sense it is all about potential.