How do manipulators use seemingly innocent behaviors to start swaying others' opinions?

Why is my ex pushing for us to be friends after she broke up with me? And I need time to heal from the heartbreak..
Do teachers share stories about their own wardrobe malfunctions, and what lessons do they learn from them?
What do people in their 30s wish they had known about trusting others in their 20s, and how can you figure out who really has your back?