Preconceptions can blind us from doing things in better ways. Sometimes expertise gets in the way. Buddhists push against this situation by seeking “beginner’s mind.” Over-devotion to the possibility of specific rewards can trap us in precarious situations. Poker players call it being “pot-committed.” All are forms of cognitive biases, but perhaps labelling it as “mental rigidity” is a more immediate and helpful way to think about all of this.
Stay loose. Let go. There are other bananas.