Why do Christians always speak as if atheists are attacking them?

yeah they get so uptight and they report my answer or question if your a christian you suppost to forgive me all of the christians never live a life they preach but they expect me to go to church and pray i dont think so plus what proof is that god exist i have not found any i was going through a hard time and i was a christian i was a sure fire one but i prayed for 3 weeks for friends or anything to wake me up inside and nothing happened i just said forgit it if he is real why should i worship a person that wont help me