未来是一面反映过去的镜子，但图像总是扭曲的。
把无知视为对自由的限制，理由在于它使人做出若看清后果便不会做出的选择。
"To me, fearless is not the absence of fear. It's not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death."
Collaboration is the key to solving the world’s biggest health challenges.
解读：知晓道理容易，付诸实践却困难重重，很多人困于理论，缺乏行动力，知行脱节带来巨大的挫败感与自我怀疑，督促人行动起来。