You do not need a perfect swing, expensive clubs, or a low score to start. You need a place to learn and a willingness to try.
Understand the job
Move the ball from the teeing area into the hole. Each swing made with the intention of hitting the ball counts as a stroke, even if you miss. Penalty strokes also count. A round can be nine holes, eighteen, or a shorter learning session arranged with the course.
Start where you are
A putting green, driving range, or short course gives you a manageable first step. Borrow or rent clubs that fit reasonably well. Ask the staff where beginners should start and whether a coach or beginner group is available.
Learn without judging yourself
Golf takes repetition. Treat a miss as information rather than proof that you do not belong. A good first goal is learning how to move safely around the course, make some contact, and enjoy being there.