in other words they are not self-standing but interdependent with everything else
And it is also possible to understand intellectually that the laws of karma exist to us as an alternative to the theist notion of an outside creator.
Indeed the Buddha has kindly provided a guide to help us realise just this.
I think this taking refuge is simply agreeing with ourselves to put the Buddha-dharma to he test and enquire if there isn't something of benefit in it, something which will relieve our suffering.