Causal inference is not just about statistical significance; it's about understanding the mechanisms behind the numbers.

"The dead are never far from us. They're in our hearts and in our minds and in the end, they're all we've got."

最大的痛苦是无知。

The story is not in the words; it's in the struggle.

我不相信幸福的结局，我相信真实的结局。

真正的幸福来自于内心的平静。

解读：抽象群体易被理想化，而身边真实个体有缺点、会犯错，呼吁把关爱落到实处，关心身边亲朋，而非空谈大爱，忽略眼前人的需求。