Buddhism is about recognizing that everything is one, i.e. there's no sky/earth, but just sky-earth as one thing altogether.
Of course you don't have to believe it or find it useful, I'm just explaining Buddhist thought in general and Thich Nhat Hanh's thoughts in particular here.
Of course you don't have to believe it or find it useful, I'm just explaining Buddhist thought in general and Thich Nhat Hanh's thoughts in particular here.