He's wrong.
#1 If you don't think there are all sorts of barriers for gay people, you aren't gay and you haven't run into them.
A few states have anti-discrimination laws. The majority of the country does not.
#2 Your being gay is all that matters to some people. It is all that they need to know to make them hate your guts enough to want to hurt you.
You can expect to be attacked on some level- bullying at school as a kid. As an adult, they will undermine you to neighbors, try to get you fired from your job and tell bald faced lies about you. If you think they aren't out there, you are dead wrong.