力的统一不仅是理论的梦想，更是自然对称性所决定的必然。

The PAC learning framework provides a formal way to analyze the efficiency and effectiveness of learning algorithms.

The most beautiful curves on a woman are her smiles.

Quality is the lifeline of an enterprise. Without quality, there is no future.

The biggest opportunities often hide in crises—the key is whether you can discover and seize them.

Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.

最好的报复就是巨大的成功。