It needs to be a comfortable subject in the house
Talk about the emotional, physical, consequential, energetic and moral aspects of it
Sex is not good or bad but it is a big deal
They need to know that
This was WAY DIFFERENT from most of my friends who had "THE TALK" once and never discussed it with their parents again
Not me and my bros
We got all perspectives
No, we didn't talk about sex all the time. We just didn't avoid the issue
As a result all three of us kids have healthy sex lives and attitudes toward sex
And yes, I talk about sex with my brothers. Not in the same way I talk about it with my girlfriends but it not a secret
You don't want them over exposed to sex but don't keep it in the dark either
It's only because of the bravery and frankness of my dad (and mom) that I was discerning about to whom I gave my body
Tell them the good parts, tell them the bad parts, tell them how people abuse it or lash out, tell them the motivations of most men under 25 and townies around military bases and answer questions
None of this can be covered in one conversation
You can't shield them and you can't protect them but you can arm them with factual and philosophical knowledge that will allow them to make healthy decisions