This time, it will be different.
That's the mantra the Ravens and 49ers must carry into Sunday's conference championships.
One step from the Super Bowl once more, the Ravens and 49ers believe they've found that extra element for success. For San Francisco, it might be the versatility and big-play potential Colin Kaepernick brings to the offense. For Baltimore, it could be the ramped-up emotions from Ray Lewis' pending retirement.