证明是一种用于使他人相信数学陈述为真的工具。
"Stories you read when you're the right age never quite leave you. You may forget who wrote them or what the story was called. Sometimes you'll forget precisely what happened, but if a story touches you it will stay with you, haunting the places in your mind that you rarely ever visit."
Money is concerned only with what is common to all: it asks for the exchange value, it reduces all quality and individuality to the question: How much?
在茫茫的大沙漠上盲目地去找水井,真荒唐。然而我们还是开始去寻找了。
I always try to buy stocks at a discount to their intrinsic value.