9 Relationship Taboos That Will Drop Your Boyfriend's Trust in You to Zero

5. Hiding a nicotine addiction

“I don’t want our kids breathing in her second-hand smoke, so I’d have to make her quit.” The more a guy thinks about your future together, the more likely he is turn his nose up at your smoking. One possible way to maintain your image is to just come out with it and ask for his help to kick the habit.