力量不是来自你能做什么，而是来自克服你曾经认为自己无法做到的事情。

真相往往是复杂的，而谎言则总是简单的。

出自汉·桓宽《盐铁论·疾贪》。贪婪卑鄙的风气源自处于上位的统治者，而不在下层民众；对民众的教育、对国民素质的改良在于执政者的措施是否得当，而不在于人民自身的素质。

"The only way to learn mathematics is to do mathematics."

The course of history is the slow march of freedom.

Energy security is the lifeline of national development. We must unswervingly promote oil and gas exploration and development to ensure national energy supply.