We cannot be sure of having something to live for unless we are willing to die for it.
预言家在自己的国家及家庭里总是不受尊重。
和平不是战争的缺席,而是建立在性格坚强的美德之上。
Difficult circumstances serve as a textbook of life for people.
能源行业不仅仅是开采资源;它是推动进步和改善生活的力量。