In the harbor, flat water, I can put the boat wherever I want her. But the first time the sea got up on me, wind and waves shoving the hull around, I was terrified and it showed. Handling her for real, when it actually counts and the water is angry, scares me down to my boots.
More people experience this than they realize.
Handling the boat in real conditions frightens you.
If this sounds familiar, the Library can help you find the bigger picture.