The preservation of the means of knowledge among the lowest ranks is of more importance to the public than all the property of all the rich men in the country.

The challenge in science is not just to find answers but to understand their deeper implications.

理解量子世界的追求不仅仅是一项科学努力；它是对存在本质的探索之旅。

软件的复杂性是一个本质属性，而不是偶然的。

The best way to gain self-confidence is to do what you are afraid to do.