Watch a toddler at a playground. They venture out, explore the slide, glance back at their parent. Everything’s good, so they keep going. Then something startles them: Another kid grabs their toy; they trip; they get overwhelmed; and they run straight back. Not to just anyone. To their person.
This is the Circle of Security in action. Your parent or primary caregiver serves two essential functions: the safe haven (the place you return to when you’re scared, hurt, or overwhelmed for comfort and soothing) and the secure base (the steady presence that gives you the confidence to explore, knowing someone’s got your back). When these work well, you internalise a blueprint: “I can handle the world because I have somewhere safe to land. I can take risks because someone believes in me.” This is the basis of forming a secure attachment.
Attachment needs are life long, and what happens as we grow, we shift our primary attachment from parent to romantic partner. They now become the person you run to. When you’re considering a career change, their belief in you matters. They become both your soft place to fall and your launchpad. This is why finding “your person” feels so monumental. You’re not just choosing a companion, you’re selecting your nervous system’s co-regulator for life.
But here’s where it gets complicated. What happens if your partner is no good at co-regulation? What if they don’t know how to regulate themselves? A crying child who seeks comfort from an angry parent may be met with more anger if the parent doesn’t have enough emotional capacity to soothe themselves. What happens when your partner becomes the source of your distress? Where do you go to regulate? This is why relationship conflicts feel uniquely destabilising compared to external stressors. Your safe haven just became unsafe. Your secure base just became shaky ground.
This is especially true with deeper ruptures like betrayal or infidelity. It’s not just about the act. It’s the catastrophic loss of safe haven and secure base simultaneously for the partner. The foundation you stood on crumbles. The person you’d run to for comfort is the one who caused the wound. You’re in maximum distress with nowhere safe to land. If you don’t have other attachments that can help you soothe and regulate, you can feel completely isolated and abandoned.
So, what do you do when a rupture happens? First, recognise that the pain you feel in the present often carries echoes of pain from your past. This is why learning to secure yourself matters so much. When you can soothe your own nervous system, when you’re not completely dependent on your partner for regulation, you build resilience for life’s inevitable hardships and relationship challenges.
Then comes the slower work of repair. Brené Brown talks about trust like a marble jar: you fill it one marble at a time through small, consistent actions. Showing up. Being honest. Listening without defensiveness. Making space for hurt. These micro-moments gradually prove to each other: “I’m still your safe haven. I’m still your secure base. You can run to me again.”
But here’s the crucial difference from childhood: your partner isn’t your parent. They’re a fallible human doing their best. Holding them to standards of perfection sets everyone up to fail. This is why self-security and emotional maturity matter. We’re all still those toddlers needing someone to run back to, but now we’re also adults capable of working through rupture, extending grace, and choosing repair.
Enjoy that?
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The Love Scout
Scout Smith-O’Leary is a Relationship Therapist & Educator working with singles and couples based in Manly. Visit thelovescout.com or call 0481 531 555 to book a session.