Complex sentence: In some modern comic books it has been changed to truth, justice and hope, after the events of "Infinite Crisis," the "Up, Up and Away" story arc firmly re-established Superman's slogan as its original manifestation.
Split into simpler sentences: In some modern comic books it has been changed to "truth, justice and hope". However, after the events of "Infinite Crisis," the "Up, Up and Away" story arc firmly re-established Superman's slogan as its original manifestation.