Technology is nothing. What's important is that you have a faith in people, that they're basically good and smart, and if you give them tools, they'll do wonderful things with them.
成功的关键是专注于目标，而不是障碍。
Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is most important.
Collaboration is the key to solving the world's most pressing problems.
自信来自内心，是你每天都要建立的东西。
自然和历史是地理知识的两个重要来源。