Earlier quoted context omitted.
(you're getting an upvote for this; great points) 1) I disagree with your first statement, just because some work that really "wows" me is so beyond my comprehension that it's difficult to learn from it; sometimes, that's a core element of being "wowed": the astonished person doesn't quite know why he's astonished. How can he learn from example? As far as my photos being boring, not going to contest that. You just ha…
I loved the photo of the Hudson River sunset. But generally, maybe you can swap out "mediocre photos" with "better" ones either by yourself, or by others who gave you permission? Not because your photos are so bad, but because there are sweeet photos out there, from photographers who would love to help / show off - and photos that "say something" would help drawing people in, and keeping them reading. I'm thinking of…
As for using others' photos...there's a couple reasons, and they don't have to deal with personal pride. 1) Distribution /copyright issues, 2) I would spend waaaay too long if I felt I had to pick the best of the best out there (even among just the Wikicommons material)...plus, I'd have almost no expertise to share about them, so I'd feel a little guilty about using them mostly as eye candy.
I think my direction will be to improve the quality of the photos, but more importantly, improve the relevance of the photos to the topic at hand...I don't think I'll ever satisfy everyone's idea of what a great picture is, but at least I can put up educational ones.