Small, deliberate actions practiced consistently can lead to big changes in happiness levels.

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

Sustainability isn't an option anymore—it's a necessity for any responsible mining operation.

最好的投资策略是简单、低成本且广泛分散的策略。

I don't want to be remembered; I want to be felt.

相机是个骗子。

公共领域是一个交流信息和观点的网络。

I don't let the world change my spirit.

Change is not merely necessary to life—it is life.