This philosopher’s statement that “eternity is a child playing at the table” appears in a text likening him to Orpheus, the Derveni Papyrus. Hegel’s Lectures on the History of Philosophy claims that this thinker should be considered the teacher of both Hippocrates and Plato. A radical student of this thinker advocates for people to communicate with finger wags in his namesake Platonic dialogue, Cratylus. This philosopher used the example of the tension in a (*) lyre or a bowstring to illustrate his “unity of (10[1])opposites.” This (10[1])so-called“weeping philosopher” believed that the other elements derived from fire. (10[2])For 10 points, name this philosopher from Ephesus, whose doctrine that the universe is always in flux is often illustrated with the statement that “no man ever steps into the same river twice.” ■END■