First up: A beginners guide to Star Trek. Then, onto your questions: Should I stay with my narcissistic husband to protect my kids from him? Was I wrong not to tip a masseuse that overcharged me? Is it inappropriate for me to go to the funeral for my high-school ex’s mom? I’m a recovering homophobe – how do I get more comfortable with my lesbian roommate and her girlfriend? Gabriel Roth, host of Slate’s podcast “Mom and Dad Are Fighting” joins Prudence. Hear more Prudence by joining Slate Plus: Slate.com/Prudiepod.