/ http://www.slideshare.net/images/logo.gif / 狠狠撸Share feed for 狠狠撸shows by User: betobda https://public.slidesharecdn.com/v2/images/profile-picture.png When the pain of remaining the same is greater than the pain of changing....you will change! ; quiere saber guitarra! 鈥淧rogress is impossible without change, and those who cannot change their minds cannot change anything.鈥�