Reply #10: because many of them hit the bifecta of republican qualities:

[Salviati]

Rich and Narcissistic

Narcissistic Personality Disorder

Diagnostic Criteria
A pervasive pattern of grandiosity (in fantasy or behavior), need for admiration, and lack of empathy, beginning by early adulthood and present in a variety of contexts, as indicated by five (or more) of the following:

1 has a grandiose sense of self-importance (e.g., exaggerates achievements and talents, expects to be recognized as superior without commensurate achievements)

2 is preoccupied with fantasies of unlimited success, power, brilliance, beauty, or ideal love

3 believes that he or she is "special" and unique and can only be understood by, or should associate with, other special or high-status people (or institutions)

4 requires excessive admiration

5 has a sense of entitlement, i.e., unreasonable expectations of especially favorable treatment or automatic compliance with his or her expectations

6 is interpersonally exploitative, i.e., takes advantage of others to achieve his or her own ends

7 lacks empathy: is unwilling to recognize or identify with the feelings and needs of others

8 is often envious of others or believes that others are envious of him or her

9 shows arrogant, haughty behaviors or attitudes



http://www.mentalhealth.com/dis1/p21-pe07.html