In North America when people meet each other for the first time.
在北美,當人們第一次彼此見面時。
We only live once,, but if we work it right once is enough.
我們生命只一次,好自為之一次足矣。
Who could have imagined, in the mid 1970s, for example, that by the end of the 20th century, computers would be as common in people's homes as TV sets?