What is love?Who can tell me?

What is love?What is love?Or love is a very abstract thing ,is one kind of feeling,one kind of body odour ,one kind of the body and mind are exceed real reaction clean and pretty ,delicate acute ,enormous ,control greatly to sometimes being not that reason is not bad to be affecting the entire body and mind and sad happy event mood,moreover strength,foundation is unreasonable but talk.Love is one kind of feeling ,is like the white cloud drifting in blue sky.