The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
The value of unpaid work is often invisible in economic measures, yet it is the backbone of society.
无偿工作的价值在经济衡量中常常不可见，但它却是社会的支柱。
It doesn’t matter what your background is or where you come from, if you have dreams and goals, that’s all that matters.
世界上充满了这样的人，他们对一个令人满意的未来的概念，实际上是对理想化过去的回归。