I'm a woman in my late 20s and I've discovered I have a strong sadistic streak. I love the idea of hurting my partners but I feel guilty about wanting that. Is it okay to want to cause pain?

Sadism, in the consensual BDSM context, means deriving pleasure from inflicting agreed-upon pain or sensation on a willing masochist. There is nothing ethically troubling about this desire when it is directed toward consenting adults who seek that experience. The pleasure of the sadist and the pleasure of the masochist are both parts of the same exchange.

The guilt you are describing is extremely common, particularly among women, because the cultural ideal of feminine nurturing creates a sense that wanting to cause pain is a violation of who women are supposed to be. That ideal has no basis in fact and no ethical weight. Women with sadistic interests are not exceptions to some rule; they are part of the full range of human erotic variation.

It is worth separating the desire to cause consented pain from any anxiety about causing harm. A good sadist, in the BDSM sense, is typically very attentive to their partner's experience, extremely careful about safety, and invested in the masochist's wellbeing. The pleasure of consensual sadism is not separate from care; it is built on it. The impact player who studies safe zones, reads their partner's body carefully, and provides excellent aftercare is usually someone who has thought hard about what they are doing and why.

Finding masochist partners who actively want what you want is straightforward once you are honest about your interests. Masochists are not hard to find, and many actively struggle to find sadists who are willing to engage fully with that side of themselves.

The guilt will likely diminish with experience and community.