You open your heart, open your mind, let somebody in Take a walk through your past, The good and the bad, decide you can do this again But it's supposed to feel different, Supposed to feel safe, safe like going home But just like sand it slips through your hands Before you know it your faith is gone Every late night call, Every morning kiss, all the "I can't live without you's" And you say goodbye like this Don't you understand, do you even care If you love me like you said you did well you'd still be standing here You think you know somebody, yeah It's all just a blur, the nights are the worst, This bed still smells like you Wake up from the dreams, catch my breath, It takes everything I've got to move Yeah it could've been a long long talk to fix this, The seas were getting rough but I thought we were worth it, Worth the try, worth the fight, shows you what I know, yeah Every late night call, Every morning kiss, all the "I can't live without you's" And you say goodbye like this Don't you understand, do you even care If you love me like you said you did well you'd still be standing here You think you know somebody, yeah-yeah Tell me where did you go when the lights came up, I don't even know you anymore But holding a knife I can see things better, Yeah you've done this before You think you know, mmm Yeah, you think you know somebody, Think you know, You think you know, You think you know, You think you know, Think you know Every late night call, Every morning kiss, All the "I can't live without you's" And you say goodbye like this Don't you understand, do you even care If you love me like you said you did you'd still be standing here You think you know somebody You think you know somebody, yeahh-aa-yeah You think you know, You think you know, You think you know somebody, yeah, You think you know, You think you know, You think you know somebody, (Think you know, you think you know, think you know somebody, you think you know, you think you know, you think you know somebody) You never know, You never know