Please, for the love of God, know that sex is normal and natural. Please do not feel shame if you end up giving in to normal biological urges, but before you do please seek out comprehensive information on sex, contraception, and protection.
What purity teaching did for me was distill me down to my body. The core of purity culture was that my mind didn't matter, my personality didn't matter, my dreams and desires and goals didn't matter -- if my shorts were too short.
You can tell the sun is setting on a once-great political party when it starts issuing angry, demonizing mission statements that seem deliberately devised to alienate as many moderate voters as possible.