A reflection on the freedom and unpredictability of life's journey.

Real freedom does not mean that you can do anything you want, rather you can reject what you do not want to do.

The key to credible causal inference is not just the method, but how well the method fits the question at hand.

生产的最终条件是生产条件的再生产。

Mathematics is a universal language that transcends cultural and linguistic barriers.

"The poet is the priest of the invisible."

童年时期注意力的发展是自我调节和学业成就的基础。