On the virtues of dressing well:

The fact is that, given the laws of thermodynamics, it takes no effort to look like a slob; to be smart calls for care and attention, not only to one's clothes but to how one behaves. It also means that one must try to imagine what one appears in the eyes of others. Slobbery is the sartorial manifestation of solipsistic egotism; smartness is simultaneously self-respect and respect for others.

Read it all here at In Character magazine.