I think the intro bassline goes something like this: e|------------| B|------------| G|------------| D|------------0-------0------2---| A|-0-2-4-2-0-----------0-2-4-2-0----------0-2-4-2-0---4-2-0---4-2-0----| E|-----------2-0-2-0-2-----------2-0-2-0-2------------| Intro:      Sometimes it moves so fast   Sometimes it moves so fast If you stop to ask It’s already passed So how can you move so slow? How can you move so slow? You miss it if you don’t You miss it if you Don’t already know   already know already know already know already know       When your love is right When your love is right You can’t sleep at night You’ve been sleeping just fine But when your love is bad When your love is bad I don’t know why you’re so sad But it’s time to go You already know already know Already know already know You already know already know Already know already know       Sometimes it moves so fast   Sometimes it moves so fast If you stop to ask It’s already passed So how can you move so slow? How can you move it so slow? You miseds it you know You missed it You already know already know Already know already know You already know already know Already know Please stop wondering why you feel so bad when you already know already know Please stop wondering why you feel so sad when you already know already know Please stop wondering why you feel so bad   when you already know already know Please stop wondering why you feel so sad   when you already know already know (Oh oh you already know oh it’s time to go) She said "Well how do I know when I know when I know?" You already know Then he said "Well how do I know when I know when I really know?" You already know Then she said "Well how do I know   when I know when I know?" You already know you already know (fade out)