I want to suggest a feeling. It's ridiculous to assume you can state an opinion. Somebody else can never relate to the lyric in the same way because their whole experience is different. You can only suggest, then people add their own history and experience to the lyrics.
Dallas was a Black and White society at that time; it didn't have the diversity it has now.
If I had to describe myself to an alien I'd say I was bigger than the average human, enjoy a drink or two with a good meal and have a bigger head than most. I'd also say I'm really handsome - especially if they were a female alien.

