CHARLEY: Yeah. He was a happy man with a batch of cement.
LINDA: He was so wonderful with his hands.

– Arthur Miller

Death of a Salesman, Requiem. Willy Loman appeared to be at his happiest working with his hands and carrying out construction work to renovate and improve his house. This conversation at his graveside shows his tragic lack of self knowledge. It suggests that Willy was focused on the wrong capitalistic American Dream of making his fortune as a salesman.