最好的报复就是巨大的成功。

所有商品的交换价值随着生产难度的增加而上升。

The city's poor are like the roots of a tree: unseen, but essential to its survival.

"The world is full of people who have never, since childhood, met an open doorway with an open mind."

成功投资的关键是以低于其内在价值的价格买入股票。

In a state, the liberty of one citizen is the liberty of all.

数学是模式的科学，我们研究它们以学习如何逻辑地、批判地和创造性地思考。