"The most important thing in empirical work is to be clear about the question you are trying to answer."
"The best stories are those that resonate with our own experiences, yet take us somewhere new."
夏天的飞鸟,飞到我窗前唱歌,又飞去了。秋天的黄叶,他们没有什麼可唱的,只是叹息一声,飞落在那里。