To be honest I'm scared to death of rollercoaster rides.
One of the greatest gifts my father gave me - unintentionally - was witnessing the courage with which he bore adversity. We had a bit of a rollercoaster life with some really challenging financial periods. He was always unshaken completely tranquil the same ebullient laughing jovial man.
The really frightening thing about middle age is the knowledge that you'll grow out of it.