DAUGHTER: Daddy？How did I come into this world？

DADDY: Well，my child，someday I will tell you 。

DAUGHTER: So why not today？Please！

DADDY: OK，but listen carefully。

Mom and Dad met each other in a cybercafe。

In the restroom sof that cybercafe，dad connected to mom。

Mom at that time made some downloads from dads memorystick。

When dad finished up loading wed is covered we used no firewall。

Since it was too late to cancel or delete。

Nine months later we ended up with a virus。