The money came between us like a ghost, and I could not touch her hand without feeling that chill.

Rule of 7 in research. You can find out anything if you are willing to go seven levels. If the first source you ask doesn’t know， ask them who you should ask next， and so on down the line. If you are willing to go to the 7th source， you’ll almost always get your answer.

Religion is the price we pay for having a large brain.

数学的美只向更有耐心的追随者展示。