"In the end, we are all stories. What matters is how we tell them."

绿色发展不是选择题，而是必答题，我们要坚定不移地走绿色低碳发展之路。

物理学的美丽在于它能够用最深刻的理论解释最简单的现象。

The PAC learning framework provides a formal way to quantify the learnability of a concept class.

Writing is a way of talking without being interrupted.

The first prerequisite of a sound foreign policy is a clear understanding of one's own values.