In the midst of all this contradictory research You don't know what to do Seems like the second one always contradicts the first And I contradict you You've got to know When to listen to your own heart listen to your own head Or listen to me You've got to know When it's time for a clean start Time to stay in bed Or time to let it be You've got to know Everything I read or hear about cancer Makes me more confused And everything we purchase on doctor's orders And what I've seen on the news You've got to know When to listen to your own heart listen to your own head Or listen to me You've got to know When it's time for a clean start Time to stay in bed Or time to let it be You've got to know You've got to know Here's a thought Maybe less is more Maybe what we need can't be bought at the store Here's a thought Might be time for a change Cause with all this greed Things are way too strange You've got to know You've got to know