Captain Ahab portrayed as monomaniacal in Moby Dick.

Monomania, as defined by the American Heritage Dictionary, is the pathological obsession with one subject or idea. In Herman Melville's novel Moby Dick, an obsession causes monomania in its main character. Through his actions, words, thoughts, and what others think about him, Captain Ahab is truly monomaniacal. <Tab/>Ahab is monomaniacal through his words and thoughts. "Talk not to me of blasphemy,man; I'd strike the sun if it insulted me." …

…Moby Dick, and that if it was not for the sea and the white whale, Ahab would not be monomaniacal. <Tab/>Ahab is monomaniacal through what he says, what he does, and what other think of him. He not only manipulates his fellow sailors, he also acts like a madman because of his obsession with the pursuit of Moby Dick. Captain Ahab is seemingly monomaniacal despite what he thinks of himself.