Different spots have different levels of pain (see the pain index) Your artist should be happy to recommend a "less-painful" location for your tattoo
Take into consideration that one day, if not already, you'll get a job... will the location of your tattoo affect your career?
Choose the spot carefully. Hands, face and neck are seen by everyone. If your tattoo is visible to others, people might not look past the tattoo at "the real you". Different sites have different amounts of pain.
Learn all you can about tattoos before actually getting inked.