——《中国人之直言》（1920年4月3日）

逻辑学研究不仅仅是关于形式系统，更是关于理性思维和话语的规范。

I will continue to use music to convey love and hope.

Physics is not just about finding answers, it's about asking the right questions.

Never underestimate the power of preparation—whether in negotiations, operations, or crisis management.

"Randomized experiments are the gold standard for causal inference, but they are not always feasible."

过去从未死去，它甚至还未过去。