逻辑是所有数学推理的基础。
Logic is the foundation of all mathematical reasoning.
Knowledge is represented in the mind as symbolic structures.
"A book is a gift you can open again and again."
幸福的秘密不在于追求更多,而在于培养享受更少的能力。
每一颗水果都讲述着一个故事——关于土地、培育它的双手以及它到达消费者手中的旅程。
In business, you have to be willing to take risks, but they must be calculated risks.