[Nicholas could only offer a tight-lipped smile at that. He had silently noted being called Nicky. It didn't bother him so much; it was more of an indication of Archibald's state of mind.]

I think you'd only be clinically depressed if you struggle with day-to-day functioning. If you can't get out of bed in the morning most of the time, or can't motivate yourself to go to work or do anything.

Why don't you tell me more about why you think you might be depressed? Maybe we can work it out together.