Oedipus Rex unconditional (Laius "will" have a son who will kill him). Both Aeschylus and Euripides write plays in which the oracle is conditional; Sophocles ... chooses to make Laius's oracle unconditional and thus removes culpability for his sins from Oedipus, for he could not have done other than what he did, no matter what action he took. This interpretation is supported by Jocasta's repetition of the oracle at lines 854–55: "Loxias declared that the king should be killed by/ his own son." In the Greek, Jocasta uses the verb "chrênai": "to be fated, necessary." This iteration of the oracle seems to
Oedipus Rex of Attic tragedy. No other shows an equal degree of art in the development of the plot; and this excellence depends on the powerful and subtle drawing of the characters." Cedric Whitman noted that "the "Oedipus Rex" passes almost universally for the greatest extant Greek play..." Whitman himself regarded the play as "the fullest expression of this conception of tragedy," that is the conception of tragedy as a "revelation of the evil lot of man," where a man may have "all the equipment for glory and honor" but still have "the greatest effort to do good" end in "the evil