内疚就像一袋砖头。你所要做的就是放下它。
"Cada livro é uma porta para um novo mundo, uma nova experiência."
未来的能源系统将更加分散化、数字化和脱碳化。
Freedom of men under government is to have a standing rule to live by, common to everyone, and not to be subject to the inconstant, uncertain, arbitrary will of another man.
不敢冒犯别人的人不可能诚实。
I think that the role of the mathematician is to discover these patterns and to explain them.