Efficiency and technology are the keys to surviving in a volatile oil market.
一个人懒惰又奢侈,生活就会贫困;勤劳而节俭,生活就会富足。
在商业中,你必须愿意承担风险,但必须是经过计算的风险。
Mathematics is the poetry of logical ideas.
生命太短暂,不能随波逐流。