have even a very basic level of science literacy,  具备基本的科学知识，

　　and this was tested by asking simple questions like,  而测试用的问题都是非常简单的：

　　"Did humans and dinosaurs inhabit the Earth at the same time?"  例如“人类和恐龙是生活在一个时代的么？”

　　and "What proportion of the Earth is covered in water?" “地球表面有多少部分覆盖着水？”

　　Once scientists became members of a professional group,  一旦科学家变成一个专业的团体，

　　they were slowly walled off from the rest of us.  他们就开始慢慢的跟大众脱离了。

　　This is the unintended consequence of the revolution that started with our four friends. 这是我们这四位朋友开启革命时没有想到的。

　　Charles Darwin said, "I sometimes think that general and popular treatises 达尔文说过：“我时常想到，通俗和大众的科普文章的重要性

　　are almost as important for the progress of science as original work." 跟科学领域的原创工作应该是同等重要的。”

　　In fact, "Origin of Species" was written for a general and popular audience, 事实上，《物种起源》面向的就是通俗和普通的读者，

　　and was widely read when it first appeared.  并且在初次发表之后得到了广泛传阅。

　　Darwin knew what we seem to have forgotten, that science is not only for scientists. Thank you. 达尔文知道我们似乎忘记了一点：科学不仅仅是科学家的事情。谢谢。