Why speak in riddles? Because sometimes solving a puzzle teaches you more than being the solution.
As an observation about coffee, Zizek’s statement is true in its way but not especially useful. His broader point is “you should think about history and context more.” So he presents you with two physically identical items, coffee without milk and coffee without cream, so that you can be surprised by noticing that there’s potentially an important difference, and that surprise will make you update towards considering context and history as well as present physical makeup.
Why speak in riddles? Because sometimes solving a puzzle teaches you more than being the solution.
As an observation about coffee, Zizek’s statement is true in its way but not especially useful. His broader point is “you should think about history and context more.” So he presents you with two physically identical items, coffee without milk and coffee without cream, so that you can be surprised by noticing that there’s potentially an important difference, and that surprise will make you update towards considering context and history as well as present physical makeup.