There is no evidence that we face any more difficulties socializing in school than children of straight parents. We are exposed to more people of the opposite sex than many kids of straight parents. Even when we are not, there is no evidence to suggest that it harms us. We are more open-minded about a wide variety of things than people with straight parents. 6 Daughters of lesbians have higher self-esteem than daughters of straight women.
Sons are more caring and less aggressive.
If we ourselves are lesbian, gay or bisexual, we are likely much better off than lesbian, gay and bisexual children of straight parents. There is absolutely no evidence that children are psychologically or physically harmed by having gay, lesbian or bisexual parents.