My wife will tell you it's the little things, like driving my boys to school on my days off so she can rest. We're not into PDA, but every time we end a phone conversation, we say 'sarang,' which means love in Korean.
I can't say I wasn't warned. Alarms started clanging the day I signed to write 'His Way: The Unauthorized Biography of Frank Sinatra' (Bantam Books, 1986).