距離

有時，同處在同一個空間中產生的距離感，大過分隔兩地的距離。
何謂安全距離呢? 太靠近會摸擦過劇，太遠又會孤寂。
ps. does anyone know this song? and who's the singer? i hear it every morning through this commercial AD, really touched by her voice.
http://www.seeingisbelieving.org.uk/giveforsight/video_popup.asp