Consciousness is like a river—you can never step into the same stream of thought twice.

美玉和石块同匣并放，鱼眼和宝珠一起贯穿。劣马和骏马混杂不分，老牛驾辕，骏马两边。

挑战不仅仅是让计算机更快，而是让它们更智能。

"The secret to writing for children is remembering what it felt like to be a child."

解释：我不欺诈你，你不欺骗我，真诚相待。

好奇心是发现的引擎。

Green and low-carbon development is not a multiple-choice question, but a must-answer question.

国际体系的无政府性质迫使各国将自身生存置于一切之上。

I like crossing the imaginary boundaries people like to draw between scientific fields.

The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.