The universe is a vast and complex system, and understanding it requires both theoretical insights and observational evidence.
可持续性不是一种选择,而是唯一的出路。
自信不是"他们会喜欢我",而是"如果他们不喜欢我,我也没关系"。
Every human being has hundreds of separate people living under his skin. The talent of a writer is his ability to give them their separate names, identities, personalities and have them relate to each other.