幸福婚姻和痛苦婚姻的区别...在于大约十个持续的愚蠢或善良行为，取决于方向。
"The difference between a happy marriage and a miserable one... consists of about ten continued acts of stupidity or kindness, depending on the direction."
经济政策中的规则而非自由裁量权有助于避免短期政治压力的陷阱。
自然的法则是无情的。
The interplay between theory and observation is what advances astrophysics.
The best books ask questions, not just give answers.
True strength comes from vulnerability and the courage to be yourself.
以孩子们能理解的方式写一些困难的主题是很重要的。