Most of us here, the ones over 30 anyway know what it's like to be on the scrap heap, totally surplus to requirement. Middle aged man, comepletely undesireable, no juice left, might as well kill yourself. I like the unflinching presentation of that reality.
Or he'll do that smile that can't light up the face, that can't believe in Itself, can't get the old juices flowing. The way he dramatises that. Trying to get the spark going and it's not there
Gervais as Brent mastered this, the strain in the face and cheeks and defeat in the eyes