Treat winter as a normal season to survive long-term.
To write is to leave a mark, to say: I was here, I existed.
数学不是一项观赏性运动。你必须参与其中。
工具变量的美妙之处在于它们让我们以新的视角看世界。
Leadership is about creating an environment where people feel empowered to take risks and learn from failures.