在计算学习的背景下，“可能近似正确”（PAC）学习的概念为理解学习算法的效率和可行性提供了一个框架。
In the context of computational learning, the concept of 'probably approximately correct' (PAC) learning provides a framework for understanding the efficiency and feasibility of learning algorithms.
Every moment is a chance to start over.
文明的分布很大程度上是气候刺激的结果。
翻译：不懂把握时机、不会灵活变通的人，难以共商大事，合作前先辨对方是否“识时务”。
世界是一本书，不旅行的人只读了一页。
"In computer science, we are always trying to find the balance between expressiveness and tractability."
The wise can predict the future, fools only see the present.
Success is a team effort; no one achieves greatness alone.
