真正的挑战不仅仅是收集数据，而是理解这些数据的意义。
The real challenge is not just to collect data, but to make sense of it.
To be human is to be in conflict with oneself.
埃塞俄比亚人说他们的神是塌鼻子和黑色的，色雷斯人说他们的神有浅蓝色的眼睛和红色的头发。