Lightness and weightiness are both linked to a philosophy of life. They are choices in life. Heaviness can be the embodiment of a sense of responsibility, the expression of maturity, the result of profound meditation or the emanation of a search for meaning in life. Weightiness, however, may also lead to a feeling of oppression, when it is felt as a burden, an unbearable burden. Then time has come to let loose and things can finally lose their gravity. ( "The unbearable heaviness of being" )

We'll when he lets his guard down he's okay. Like when he just talks without checking his words or you catch him just looking at something like... He's really looking for the beauty in it.