在那里的泥土里,这种种子多得成灾。而一棵猴面包树苗,假如你拔得太迟,就再也无法把它清除掉。它就会盘踞整个星球。它的树根能把星球钻透,如果星球很小,而猴面包树很多,它就把整个星球搞得支离破碎。
化学是在分子水平上操纵物质的艺术,而催化是其最强大的画笔。
History is not just the story of bad people doing bad things. It's also the story of good people doing nothing.
Every tree we plant today is a legacy for generations we'll never meet.