If someone is trying to convince you it’s not a pyramid scheme, it’s a pyramid scheme.
老师声称代数是完美而自然的、我们应无条件地接受它,而我甚至不能理解什么是数。对我来说数学课完全就是恐怖和折磨。我完全不理解代数,这使我胆怯得不敢问任何问题。
我不在乎别人怎么说我。我知道我是谁。
The theory of probabilities is at bottom nothing but common sense reduced to calculus.
The most important victories are those that come after the hardest defeats.