Some people like to get to know someone a little better first. I'm one of them.
If Phtlc doesn't feel like jumping into bed with strangers or sharing saliva with them, that is his prerogative.
People who want to hit the sack with strangers and share saliva with them, that's their prerogative.
People who choose not to share saliva with strangers aren't 'better' than people who do.
People who choose to share saliva wih strangers aren't 'worse' than people who don't.
They simply have different preferences.