我們今天種植的每一棵樹都是對明天清潔空氣、穩(wěn)定氣候和繁榮生態(tài)系統(tǒng)的投資。
The most dangerous weapon is not the one that kills, but the one that changes minds.
"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."
Every problem in mathematics has a solution; you just have to find the right path.