Pretty much what I am surviving on

“Would you care for a cup of tea?” I said.

“Tea?”

She spoke as if she had never heard of the stuff.

“Nothing like a cup after a journey,” I said.  “Buck you up.  Put a bit of zip into you.  What I mean is, restores you, and so on, don’t you know”.

—Bertie Wooster in The Aunt and the Sluggard, by P. G. Wodehouse