The study results show that: (1) Personalitytendency has a negative relationship with social support, that is to say, the level of extroverts' social support is lower than that of introverts.
The Halo effect is the tendency for an individual's positive or negative trait to “spill over” to other areas of their personality in others' perceptions of them.
光环效应即在对某人的评价中，人们喜欢把此人的某种积极或消极的特点推及他性格的其它方面。
3
That personality, along with intelligence, is at least partly heritable is becoming increasingly clear; so, presumably, the tendency to be happy or miserable is, to some extent, passed on through DNA.