Is it normal that I can only achieve climax when I'm doing it myself?
It is especially common with women. About 50-70% of women (on a sliding scale depending on age, demographics, beliefs, and sexual trauma) orgasm with a partner. See https://www.psychologytoday.com/us/blog/all-about-sex/201602/why-so-many-women-don-t-have-orgasms
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