Here's an audio (and transcript) interview with 3 top trading shrinks :

Dr. Brett Steenbarger
Dr. Doug Hirschhorn
Dr. Gary Dayton

It addresses our fear of losing and pulling the trigger with good trade setups.
The answers are remarkable, especially part 3 with Dr. Gary Dayton.

http://www.traderinterviews.com/free...he-Trigger.php

Billy