艺术中没有必须，因为艺术是自由的。
There is no must in art because art is free.
The goal of cryptography is to make it so that the cost of breaking the system exceeds the value of the information protected.
Leadership means making tough decisions today that will benefit generations tomorrow.
人工智能中逻辑系统的研究不仅仅是形式化，更是理解推理的本质。
我经历的挣扎和每个女人经历的挣扎是一样的。
一个组织的规划质量决定了其执行的质量。
The real question is not whether climate is changing, but how fast and how much we can adapt.
世界充满了故事，但所有的故事都是一个。
Writing is groping in the dark, hoping to find a light.
I cannot and do not live in the world of discretion, not as a writer, anyway. I would prefer to, I assure you—it would make life easier. But discretion is, unfortunately, not for novelists.