Gluttony is more than simply eating too much food. Gluttony is an obsession with and idolatry of food and/or of eating. It is looking to food to meet needs in our lives that only God can meet.
The sin of sloth has a solid grip on many people in our nation's culture. Sloth, however, is more than simply laziness. Sloth destroys joy because it refuses to care about anything that matters.
Envy is like a poison for every relationship in our lives. Envy cannot rejoice with those who rejoice nor weep with those who weep. Instead, envy rejoices when others weep and weeps when others rejoice.