The hard-working petroleum spirit must never be abandoned. It is our family heirloom.
艰苦奋斗的石油精神永远不能丢,这是我们的传家宝。
有时最简单的旋律反而最有力量。
如果技术不能解决实际问题,它就毫无意义。
Education begins the gentleman, but reading, good company and reflection must finish him.
每个圣人都有过去,每个罪人都有未来。