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。
To remember is to fight against disappearance.
To understand the universe, we must first understand ourselves.
Once we realize that imperfect understanding is the human condition, there is no shame in being wrong, only in failing to correct our mistakes.
"The only way to learn mathematics is to do mathematics."