Curiosity is the engine that drives scientific discovery.
出自《魏源集·都中吟十三首》。洋人的情况、技术和版图，我都了解得像万里大的手掌中玩米和沙子一样。知己知彼是兵家的策略，一定要知道谁主掌着典属国的职位。
"I’m a very positive thinker, and I think that is what helps me the most in difficult moments."