政策辩论应以严格的实证分析为基础。
Policy debates should be grounded in rigorous empirical analysis.
I'm alive and I have a chance to do something with my life. That's the only motivation I need.
The ocean doesn't belong to us; we belong to the ocean.
The collaboration between theory and experiment is essential for the advancement of physics.
京东的价值观就是客户为先。
某种无形力量的可怕阴影，虽不可见，却在我们中间漂浮。
我不是一个商人；我就是生意，伙计。