The concept of probably approximately correct (PAC) learning has been foundational in computational learning theory.
可能近似正确（PAC）学习的概念在计算学习理论中具有基础性意义。
我喜欢压力。我喜欢那些重要时刻。
死者的交流带着超越生者语言的火舌。
要边看在看走来上的了以由仅仅是为长久的安眠作准备。
The most dangerous thought you can have as a creative person is to think you know what you're doing.
可持续性不是一种趋势，而是我们为后代共同承担的责任。
Success in furniture manufacturing comes from understanding both craftsmanship and customer needs.
The worse a situation becomes, the less it takes to turn it around, the bigger the upside.
世界充满了美与丑，而我们选择看哪一种。