あなた have a dark view on the world. あなた need to have a もっと見る positive view of it. あなた can't hate everyone and everything when あなた haven't met everyone and/or everything.
Life and the current state of the world is screwing あなた up, and あなた know it's out of your control, so you're angry at those who may be responsible. Either that, または hormones. Teenagers have a lot of mood-swinging hormones nowadays.