《笑林广记·殊禀部》
有个富翁不通文墨，有个借马的人，给他写信道： 偶尔有事需要外出，想借骏足一乘。 
一富翁不通文，有借马者，致信于富翁云： 偶欲他出，祈假骏足一乘。 
There was a rich man who was illiterate. Someone who wanted to borrow a horse wrote to him, "I have an occasional need to go out, and I would like to borrow a good foot."