I still don't understand how people are losing their values day by day
In terms of evolution, we have hardly shifted in thousands of years, but technology has changed immensely. We aren't evolved to deal with it. "White pride" is inevitable, in the same way black pride was. It just speeds up these days. Remember, pride is one of the seven deadly sins. Having pride in something one had no choice in? WTF is that?
Gay is similar to any of the other arbitrary indicators, it doesn't tell much - well, other than sexual preference. But, just imagine being gay back in 1950, having to hide it. People have to hide all kinds of things about themselves though, right?