By the second block, they're getting more serious as they begin to remember their problems. Life is boring without fear. It may be a risky financial investment, or it may be hang-gliding lessons. Feel like you're constantly getting off the roller coaster. Actually, the opposite is true.
Fear can generate super-human feats.
We've all heard stories about a mother who picked up a car to save her child trapped underneath. Facing fear is empowering. It gives you strength you never knew you had. Fear is only damaging when you run away and don't confront it. Imagine watching bullies beat someone up, and you just stand by watching.