This is not the way to spend our fifth anniversary.
这不是我们过五周年纪念日的方式。
Never (or Don't) trouble trouble till trouble troulbes you.
切莫自寻麻烦。
Of course, Leon Bagrit could not possibly have foreseen the development of the Internet, the worldwide system that enables us to communicate instantly with anyone in any part of the world by using computers linked to telephone networks.