Culture is what a group learns over a period of time as it solves its problems of survival in an external environment and its problems of internal integration.
文化是一个群体在应对外部环境生存问题和内部整合问题的过程中，经过一段时间所学习到的东西。
To make love with a stranger is the best. There is nothing more exciting.
The coal industry is not just about digging rocks; it's about powering lives and fueling progress.
一本优秀的传记是过去与现在之间的桥梁。
学校必须与生活紧密相连，教育与劳动相结合。