The business of education is not to make the young perfect in any one of the sciences, but so to open and dispose their minds as may make them capable of any, when they shall apply themselves to it.

The concept of inflation suggests that the universe underwent a period of extremely rapid expansion shortly after the Big Bang.

【译文】是是非非每天都有，若不去听它自然就不存在了。宁可生活贫困，做一个正直的人，也不能生活富足，做一个奸邪的人。有些事宁可相信它有，也不要相信它没有。