最有效的调试工具仍然是仔细的思考，再加上明智放置的打印语句。
The most effective debugging tool is still careful thought, coupled with judiciously placed print statements.
创新不仅仅是技术的问题；它关乎改变思维方式并拥抱新的思考方式。
我不把任何事情视为理所当然。现在我只有好日子和伟大的日子。
The best decisions are made when you listen to both data and people.
The free, exploring mind of the individual human is the most valuable thing in the world.