Why does my guy friend collect emotional leaves?

I waz looking around his house and we were all liek tat. Yeah well he was look. Then I tasted leaves! I mean like, I smelled them! they where in the corner, and theyy where laminated kinda like and I was hearing the leaves and I asked him ''why u hav leaves?'' He looked at me for about ann hour, maybe not an hour but like forever. and it waz all awwkard so I chanzged the subject to his pet cat. Buh I sax ''U haz leafs! Giv meh teh answer!'' he then mumbled ''Well...those are my EMOTIONAL leaffs'' I waz heatstruck...what the heck are emotional leafs? Is he emo!? WHY? I'm dieing to know!