"You can't drink tea from a dirty cup, you simply must have a clean cup to drink tea properly."

Though how the cups got clean given they were outside, or how simply moving down a seat made the cups clean was certainly a question worth not asking. As for who wouldn't come to tea.

"Time of course, he still goes on about the time the red queen accused me of murdering time. Ah you're ready to have tea finally, very well but where's the table, and we'll need a teapot too. The one I was following ran off."