Does the bolded part not explain the underlined part? Of all people I know well that we have a lot of work to do, I talk about that all the time, but glass half full we are much further along than I personally ever thought we'd be, we have come a long way in just a short period of time, women couldn't vote til around the great depression and it took hundreds of years for black people to go from sub-human to equal citizens [give or take a dignity or two or ten], equal rights for us homos does seem to be happening at lightning speed compared to previous civil rights matters and if we mobilized and opened up our doors to people who don't resemble 
Sean Cody models it could happen even faster. there is untapped political power within LGBT, persons of color and trans are largely exempt from activism because nobody is reaching out to them [to be honest, for lack of care or or concern] and it's definitely not something that's taught to them or encouraged by their families, peers and communities. the die-hard repubs we have here, their hints of self-loathing are tame compared to attitudes about equality from LGBT of color who actually support inequality. conversations about gay marriage usually go like this
"fags cheat anyway"
"why should we be allowed to marry? we can't even blah blah blah blah"
"i'm never getting married"
"one man one woman"
what is a minority here is the majority for black gays-- you won't find too too many who are politically active in our favor. it's a shame because with just a little patience and guidance they could be an valuable political tool. Same goes for trans.