(Sektion 210: Philosophische Untersuchungen von Ludwig Wittgenstein).

210. "But do you really explain to him what you understand yourself? Do you not let him guess the essential thing? You give him examples,--but he must guess their pattern and your intention."--Every explanation that I can give myself I also give him.--"He guesses what I mean" would be called: various interpretations of my explanation float before him, and he divines on one of them. In this case he can ask; and I could, and would, answer him.