How does a sense of purpose improve the workday experience?

A couple of people in your group have become sullen, argumentative foot-draggers. The team’s efforts are slackening because of them. You, the leader, must deal with these Energy Vampires or the group’s goals won’t be met. How should you engage with them? What offers might you make, and how might you deal with them if they refuse to commit to the team’s efforts?

Name two sources of positive behavioral energy and explain how each contributes to enthusiasm and effectiveness.