Instead of saying "Originally posted by", why not go for something completely different? for instance...

Lo, for 'tis true that I do verily declare that Big D hath, just prior to this self-same posting, most eloquently declared, in tones so rich as may indeed be expected from one of such opulent and virtuous stature, that
w00t I agree
That, or something similar, might serve to alleviate your boredom/frustration with the present quoting style...