You know that she is just a heartbreak in disguiseYou know that fallin for the girl is not so wiseBut every time your mind wants you to stay awayYour heart just looks the other wayOh, oh, shes all that you want nowOh, oh, shes nothin you needOh, oh, but there you go, blame it all on loveYou know you should know betterBut the heart is not so smartCant always trust it, noThe heart is not so smartGoes where it should not goAlways seems to findIts way to trouble, noThe heart is not so smartOh, no, oh, noThe hearts been brokenIts been bruised and its been burnedSo after that you think a lesson might be learnedBut it keeps fallin' for the same lines every timeSometimes the heart can be so blindOh, oh, and when you discoverOh, oh, shes tellin you liesOh, oh, well, dont you knowThat the heart is always last to realizeBecause the heart is not so smartCant always trust it, noThe heart is not so smartGoes where it should not goAlways seems to findIts way to trouble, noThe heart is not so smartOh, noOh, they say trust your emotionsOh, oh, your feelings insideOh, oh, but when it comes to loveSometimes its better that the heart is not your guideBecause the heart is not so smartThe heart is not so smartThe heart is not so smartCant always trust it, noThe heart is not so smartGoes where it should not goAlways seems to findIts way to trouble, noThe heart is not so smartThe heart is not so smartWhoa, oh, whoa, oh, ohThe heart is not so smartNo, no, no, noThe heart is not so smartWhoa, oh, whoa, oh, ohThe heart is not so smart, no, noOh, whoa, whoa, whoaThe heart is not so smartYou cant always trust it, noThe heart is not so smartNo, no, no, noThe heart is not so smartWhoa, oh, whoa, oh, ohThe heart is not so smart, no, noOh, whoa, oh, whoa, whoaThe heart is not so smartCant always trust it, noThe heart is not so smartNo, no, no, noThe heart is not so smartWhoa, oh, whoa, oh, ohThe heart is not so smart