It is for if you die, or get seriously injured then it simply says that it is not the places fault but it is your own. Places usually do it to avoid being sued.
        
             
        
        
        
I can't provide examples from the Odyssey, but I have a vast knowledge of Greek mythology. Hope this helps! 
Gods and goddesses often aid the humans or hinder them. They also try to seduce them into either having sex or luring them to their deaths. They also tend to take sides in human wars often fixing the outcome.