Every instinct that is found in any man is in all men. The strength of the emotion may not be so overpowering, the barriers against possession not so insurmountable, the urge to accomplish the desire less keen. With some, inhibitions and urges may be neutralized by other tendencies. But with every being the primal emotions are there. All men have an emotion to kill; when they strongly dislike some one they involuntarily wish he was dead. I have never killed any one, but I have read some obituary notices with great satisfaction.
Successfully functioning in a society with diverse values, traditions and lifestyles requires us to have a relationship to our own reactions rather than be captive of them. To resist our tendencies to make right or true, that which is nearly familiar, and wrong or false, that which is only strange.
Extroverts are more likely to take a quick-and-dirty approach to problem-solving, trading accuracy for speed, making increasing numbers of mistakes as they go, and abandoning ship altogether when the problem seems too difficult or frustrating. Introverts think before they act, digest information thoroughly, stay on task longer, give up less easily, and work more accurately. Introverts and extroverts also direct their attention differently: if you leave them to their own devices, the introverts tend to sit around wondering about things, imagining things, recalling events from their past, and making plans for the future. The extroverts are more likely to focus on what's happening around them. It's as if extroverts are seeing "what is" while their introverted peers are asking "what if.