Coffeecups

“No, he would simply go to town and use the public library. That was the proper self-reliant thing to do-- the correct way for a free robot to handle a problem, he told himself.
…
To the library, yes.
And he would dress for the occasion. Yes. Yes. Humans did not enter the public library unclothed. Neither would he.”
― Isaac Asimov and Robert Silverberg, The Positronic Man