And what I'd like to talk to you about today is some of the evidence why I believe this to be true: that for children two years old and up, there really is no real benefit -- proven benefit -- of car seats, in spite of the incredible energy that has been devoted toward expanding the laws and making it socially unacceptable to put your children into seatbelts. And then talk about why --
我今天想给你们看看 一些证据来支持我认为正确的观点： 那就是对于两岁和两岁以上的孩子， 安全汽车座椅其实没有什么用，没有证据显示有用。 尽管大多数人竭尽全力 试图推广使用安全座椅的法律， 试图推广让孩子只用安全带是错的这个观点。 然后我会谈到为什么，