可持续性不是一种选择，而是农业前进的唯一道路。

The development of quantum computing is a journey into the unknown, where each step forward reveals new mysteries to be solved.

"Books are not just objects; they are experiences, and they change us."

"Memory is a strange thing. It doesn't work like I thought it did. We are so used to thinking of it as a camera or a tape recorder, but it's not like that at all. It's more like a painter. It creates a picture, but it's not always the same picture."

Sometimes I just feel like quitting, but then I think about all the people I’d be letting down.

解释：向外物游览就要要求外物的完备，向自己内心求取，则能充实完善自身。

城市是社会的一面镜子。