Mercy!" cried Gandalf. "If the giving of knowledge is to be the cure of your inquisitiveness, I shall spend all the rest of my days in answering you. What more should you like to know?""The names of all the stars, and of all living things, and the whole history of Middle-Earth and Over-heave and of the Sundering Seas," laughed Pippin. "Of course! What less?
J.R.R. Tolkien, The Two Towers
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