Anxiety and sadness can both be adaptive, yes. How we cope with those emotions can also be adaptive or maladaptive. Both anxiety and depression, even in circum

Anxiety and sadness can both be adaptive, yes. How we cope with those emotions can also be adaptive or maladaptive. Both anxiety and depression, even in circumstances where they are reasonable responses, can benefit from supportive counseling, acceptance, self-compassion, etc. It's important to note that a therapist can "treat a problem" and "support and facilitate". In the second sense, all suffering can be "treated", even if it is not considered pathological.