For 10 points, name this easily-seduced libertine who stars in a Byron poem.
In a play, this character boasts that his "philosopher's brain" can grasp the knowledge of Nature similar to the way a husbandman's hand grasps a plough. Despite having forged a passport for a Slovene agitator to escape Trieste at the outset of World War I, a modern incarnation of this character is drowned by a Slovene mob in John Berger's novel G. In an earlier literary appearance, his intentionally ambiguous pairing with Lady Adeline is justified by the author's comment: "‘Tis strange, but (*) true; for truth is always strange; / Stranger than fiction." This character is played by the same actor who portrays John Tanner in a third-act dream sequence in Man and Superman, which is set in Hell. He earns the favor of Catherine the Great and beds all the women in a Turkish harem in an unfinished satiric epic in ottava rima. For 10 points, name this easily-seduced libertine who stars in a Byron poem.
In a play, this character boasts that his "philosopher's brain" can grasp the knowledge of Nature similar to the way a husbandman's hand grasps a plough.
Don Juan [or G. before mentioned; or Don Juan Tenorio; or Don Giovanni]