Dr. John Gray, author of Men Are From Mars, Women Are From Venus, discusses marital issues. First and foremost, is it sometimes OK to lie to your wife? What about little white lies? What about lies of omission? br br See more from Dr. John Graybr And br YourTango is your source for smart talk about love, sex, dating and relationships. Whether you're married, single, taken, engaged or "it's complicated," check out our videos for the best love and relationship news, entertainment and advice.