The Salmon of Doubt: Hitchhiking the Galaxy One Last Time

The Meaning of Liff and its successor, The Deeper Meaning of Liff, are books coauthored by Douglas Adams and John Lloyd.

This is socially incorrect. The socially correct way of pouring tea is to put the milk in after the tea. Social correctness has traditionally had nothing whatever to do with reason, logic, or physics. In fact, in England it is generally considered socially incorrect to know stuff or think about things. It’s worth bearing this in mind when visiting.