Why are girls afraid of the letter C ?

1.Why are girls afraid of the letter C ?
1.Because it makes fat fact!

2.Why is the letter E so important?
2.Because it’s the beginning of everything!
3.Why are the letter G and letter S in "gloves" close to each other?
3.Because there is love between them!

David Hilbert

1.We must know. We will know.
2.A mathematical theory is not to be considered complete until you have made it so clear that you can explain it to the first man whom you meet on the street.
3.Before beginning I should put in three years of intensive study, and I haven't that much time to squander on a probable failure.
4.Every mathematical disc

中国家庭并不常用电话答录机（Answering Machine),但在北美家庭，几乎家家都用。外来电话拨入时，若该电话号码的主人不在，就会让拨入者听到一段留言，这叫Answer。绝大多数的Answer都是千篇一律的：说明主人不在，请拨入者留下简短信息及姓名电话号码等。

　　以下几则特别的 Answer 体现了美国佬的幽默，你能体会出其幽默所在吗？

　　My wife and I can't come to the phone right now, but if you'll leave your name and number, we'l

"His back is as crooked as a politician.

A good play on words: "Crooked" can mean marked by

bends or curves, but
it also means corrupt and dishonest.

curtain lecture 是指妻子在床头对丈夫的训斥了。