当我们理解基于知识的系统时，情况将与以前一样-除了我们的指尖会被选中。
When we understand knowledge-based systems, it will be as before -- except our fingertips will have been singed.
Let us be grateful to people who make us happy, they are the charming gardeners who make our souls blossom.
“在科学中，重要的不是获得新的事实，而是发现思考它们的新方法。”
我需要时间创作。时间是最珍贵的东西。
The act of writing is an act of resistance against forgetting.
"Randomized experiments are the gold standard for causal inference, but they are not always feasible."