"The day I stop improving is the day I should stop racing."
煤矿工人是美国工业实力的无名英雄。
The concept of a legal right is a complex one, involving not only the existence of a rule but also the existence of a remedy.
书籍是反映我们潜力的镜子。
水稻的未来在于杂交水稻技术。
"In science, we find not just answers, but better questions."
The safest course is to do nothing against one's conscience.With this secret, we can enjoy life and have no fear from death.