Brown accused Obama -- and , by extension , Shaheen -- of blowing the United States ' chances of defeating ISIS in Iraq and Syria by insisting that ground forces wo n't be part of an effort that so far has included air strikes . Ebola , ISIS and immigration were all features of a debate that turned on fear . Fear is the most powerful emotion we have in our society today ; it's what makes us want to do things like vote for politicians who promise " tough on crime " or oppose gay marriage ( which has `` fear-mongering '' Brown called his fears rational .
Ebola , ISIS and immigration were all features of a debate that turned on fear . Fear is the most powerful emotion we have in our society today ; it's what makes us want to do things like vote for politicians who promise " tough on crime " or oppose gay marriage ( which has `` fear-mongering '' Brown called his fears rational .