在深冬里,我终于明白,在我内心深处有一个不可战胜的夏天。
In the depth of winter, I finally learned that within me there lay an invincible summer.
孔子说:“《关雎》这篇诗,快乐却不淫秽,悲哀却不伤痛。”
The only way to make sense out of change is to plunge into it, move with it, and join the dance.
没有祈祷的基督徒,就像没有呼吸的生命一样不可能。
工具变量的美妙之处在于它们让我们以新的视角看世界。