Never tell a young person that anything cannot be done. God may have been waiting centuries for someone ignorant enough of the impossible to do that very thing.
The chorus-ending from Aristophanes, raised every night from every ditch that drains into the Mediterranean, hoarse and primeval as the raven's croak, is one of the grandest tunes to walk by. Or on a night in May, one can walk through the too rare Italian forests for an hour on end and never be out of hearing of the nightingale's song.