大分子的概念并不容易被接受;它需要化学家对物质结构的思考方式发生彻底的改变。
监管是必要的,但过度监管可能有害。
I don't care if you're black, white, straight, bisexual, gay, lesbian, short, tall, fat, skinny, rich or poor. If you're nice to me, I'll be nice to you. Simple as that.