Discussion Topic - Trading Phsycology

"There are many skills that day traders must possess, these skills range from reading charts to calculating risks, though nothing is quite as important as having the right psychology. After all, the majority of short-term trades are dictated by emotion rather than logic." end quote.

Think about the quote above and list some of the personality traits that a trader should not have, or maybe should have. Either should or shouldn't, whatever you can think of. And explain briefly why.