We live in human society, where every human have different idea, different thoughts, different attitudes and different ways of thinking and behaviour, yes Sometimes unexpected thing, hurt many of us, sometimes, it create negative thinking, that doesn't mean, we ignore them, hate them, or make distance between them.
But the most important thing, which brings us close to each other, and that is 'Humanity', Of course, there are some responsibilities of human, If we work with our selfishness, or we except something from someone, then there is not any difference between us and animals. animals work for something, means if there is any benefit, then only. why feel pain when someone is in problems, we feel better feelings when we help someone, we have do something for someone, whom we don't know. its realize, what we are.
We all have responsibility for each others, we are here to take care of each others. "our better attitude and behaviour make better place to live in for us and others", Every one likes to make him feel important, so take care of little things and the world will follow your footprints.