upset - v. make someone worried or angry

attractive - adj. having a feature or quality that people like

radical - adj. having extreme political or social views that are not shared by most people

lesson – n. something learned through experience; part of a training program

contribution - n. something that is done to cause something to happen

negative – adj. hostile; unfriendly or mean

caucus - n. a group of people with similar interests and concerns

passionately - adv. with strong feelings