If you lose or forget to bring a cable，adapter or charger，check with your hotel. Most hotels now have a drawer full of cables，adapters and chargers others have left behind，and probably have the one you are missing. You can often claim it after borrowing it.

出自汉·桓宽《盐铁论·忧边》。因，根据。知，通“智”。明智的人根据时机而改变行动方案，智慧的人随着事情的发展而制定不同的应对策略。这句话言随机应变、因事制宜才是明智者。明智的人，因时间的推移而进行改革；聪慧的人，依世情而制定治国方法。

技术和管理创新要同步推进，缺一不可。

The future of coal lies not in its quantity but in how cleanly and efficiently we can use it.

对付一个不自由的世界的唯一方法，就是变得如此绝对自由，以至于你的存在本身就是一种反抗。

Faith is the great cop-out, the great excuse to evade the need to think and evaluate evidence. Faith is belief in spite of, even perhaps because of, the lack of evidence.