Yes, but I will; and my word shall be an oath. 'I say, or rather swear'—but what god will be witness of my oath?—'By this plane-tree I swear, that unless you repeat the discourse here in the face of this very plane-tree, I will never tell you another; never let you have word of another!' SOCRATES: Villain! I am conquered; the poor lover of discourse has no more to say.