Feelings in exchanging are vital. Since, supposing that we have zero control over our feelings, regardless of whether we have great frameworks and procedures, we will lose the game. Since feelings will impact our choice when we make a request. Difficult to deal with our feelings. Need loads of persistence and experience. A lot of expert merchants have great profound control when they make examinations.
One thing is certain, we can't get rid of our emotions in the market, especially when we are talking about our money we easily get tensed when things go wrong. We can only try our best to control the emotions, most times it helps to take a little break when things are getting out of hand.
No we can't, it's all part of us no matter what we do in life. The best we can do like you said it learn to control the emotions when they come.