It is remarkable that a science which began with the consideration of games of chance should have become the most important object of human knowledge.
Hope is not a feeling; it is a doable thing.
煤炭企业在追求经济效益的同时必须履行社会责任。
数学不是一项观赏性运动。
如果自己道德高尚,就不会被外界不正的东西所迷惑。
当你为了美而欺骗的那一刻,你就知道你是个艺术家。