This is utterly non-original; simply a collage and tweaking of the fabulous versions of the Lantern Corps of the emotional spectrum as revealed in the Green Lantern cross-over events Blackest Night and Brightest Day. I desperately wanted a shirt that contained all 9 symbols, and so like many other fans, I went to "sandooches" on Flickr, who had designed the logo images as iPhone wallpapers. [link]
Sandooches hadn't made a White symbol, but "stoneiswuwu" did, so that completed the set: [link]
So I assembled them, fussed with them a bit (I did shift the colours a tad, especially on Black/Death, but I am happy with the changes), and came up with a layered photoshop file and then a large high-quality jpeg that prints out 10X15" @ 300dpi on a t-shirt (so just find a place that can go up to 11x17. I printed mine on a black shirt and it looks fantastic
Black/Death, Red/Rage, Orange/Avarice, Yellow/Fear, Green/Willpower, Blue/Hope, Indigo/Compassion, Violet/Love, White/Life.