Careful use of typography should eliminate ambiguity. But it falls down when faced with the mind-set or expectations of the reader. Take this example from the 1662 service for the ordination of priests in the Church of England.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiHrhSiEHZvRGTFlyjl8Xb9Ql4qzwc4DN1XUAzt4n-_uZvSdi5JVc69gN5M7J9bQLluIsfiUOwdnV-H8Znu1c0sUxD8-WmYYq5R96NqcyCLoVSHsT6GjFyChz0JpJyKQTSs8rDApP9q0ON7/s400/Screen+shot+2010-10-27+at+16.06.36.png)
What must have struck seventeenth-century readers as a very positive declaration (‘I think
so’) strikes the modern reader as at best an equivocation, at worst absent-mindedness (‘I
think so’).