Here’s a clip from Jim Jefferies’ Comedy Central show last week in which he talks with author Barry Glassner about why Americans are afraid of the wrong things. It jibes with what I’ve said for a long time — fear is the leading motivator in our country. Politicians, corporations, even talk radio hosts know if you can be made to feel scared about something, you can be exploited and manipulated into buying, voting, or becoming prejudiced against anyone and anything…