This gives off very repressed Christian vibes. Masterbation is normal and healthy, while trying to repress sexuality for moral reasons will just leave you frustrated and easy to manipulate by conservative ideologies. Porn can be addictive, promote harmful behaviors, or be unethically made like many enjoyable things, but it is not inherently harmful. It's like saying radio or posters are evil because they've been used to promote genocides. You're missing the point and causing more damage in doing so