Text: He says that [e]ven the soliloquies come off as an extrovert's meditations--as bouts of self-loathing, such as Leonard Bernstein might have had after a bad concert.
Entailment: The soliloquies are meditations of self-loathing, similar to Leonard Bernstein's rants.
Contradiction: The soliloquies are meditations of happiness and thoughts of the define.