Words of wisdom from the vixen in sheep's clothing...Mycroft gets that part of his personality from his mum.
Advice
Anita smiled slightly. "Sherlock," she murmured, brushing a curl from his temple, "I know what your cousin wants, and I know what you want, even if you yourself don't yet. I'm also aware that John would be more comfortable here if he had another friend besides you. Let him make his friend, sweetheart."
Sherlock nodded as she gave his cheek a final pat and began to walk away.
"However, Sherlock," Anita said suddenly, with a demure but foxy glance over her shoulder, "I'll remind you of this: I never would have married your father if I'd just stood on the sidelines."
Prompt was from Javien Deluke and it was: demure