过去是一个拒绝离去的幽灵。
To love is to risk being destroyed. To not love is to destroy yourself.
精准农业不是为了取代农民——而是为了用更好的工具赋予他们力量。
Nature is the greatest artist.
Mathematics is the art of giving the same name to different things.
The intelligent investor is a realist who sells to optimists and buys from pessimists.