I don't see the problem in the last one. Is it suppose to be the dog? If the dog why?

 
It does not require a majority to prevail, but rather an irate, tireless minority keen to set brush fires in people's minds. (Samuel Adams)

Think for yourself.
Otherwise you have to believe what other people tell you.

Not only is life a bitch, but it is always having puppies." (Adrienne Gusoff)