Happiness in this world, when it comes, comes incidentally. Make it the objet of pursuit, and it leads us a wild-goose chase, and is never attained. Follow some other object, and very possibly we may find that we have cought happiness without dreaming of it.
As a clean energy source, natural gas will play a significant role in China's energy structure adjustment.
每一个行动都应当遵循道德和正义。
跨学科的合作对于解决科学中最具挑战性的问题至关重要。
预测未来的唯一方法就是创造未来。
最好的肥料是农民的影子。