The day when you realise that life isn’t about proving somebody wrong, it’s about getting together and making it right. Never to blame anybody and never to get away from a fight is what leads to a real “life”. The people you know and the people you like, to make them happy and to share their moments of both happiness and misery, makes one’s life truly immortalized.
As vision in the Avengers said “something isn’t beautiful because it lasts forever”. The Ultron wanted to tell the humans the immortalization is not what someone really needs to remain in the hearts of his known ones.
Happiness is like a butterfly which, when pursued, is always beyond our grasp, but, if you will sit down quietly, may alight upon you