Most homeless are not alcoholic, drug addicted or mentally ill. How many times do I have to post this link before you read it? 

http://www.lanecounty.org/departments/hhs/hsc/documents/press_release_2016_pit_count.pdf

You are believing what you want to believe because it lets you off the hook, but what you believe isn't true. Lack of shelter does in fact kill people. Refusing to accept reality does make you the enemy.