A sad tale's best for winter: I have one Of sprites and goblins.
A sad story's best for winter: I have one About ghosts and goblins.
Mamillius · Act 2, Scene 1
The young prince offers to tell a story just before his father's accusations begin to unfold, and his choice of a sad tale becomes prophetic. The line catches the play's mood—winter as a season of death and separation, of stories told in darkness. His innocence and his soon-to-follow death from grief make this observation haunt the entire first half of the play.
For her, my lord, I dare my life lay down and will do’t, sir, Please you to accept it, that the queen is spotless I’ the eyes of heaven and to you; I mean, In this which you accuse her.
For her, my lord, I’d risk my life, and will do it, sir, If you’ll accept it, that the queen is innocent In the eyes of heaven and to you; I mean, In this matter you accuse her of.
First Lord · Act 2, Scene 1
The First Lord offers his life as a guarantee of Hermione's innocence, willing to die rather than let his queen be condemned without proof. The line matters because it is sworn loyalty spoken in the face of absolute power, a man risking everything on his certainty of truth. It stands as a rebuke to Leontes' jealousy—this is what real conviction looks like, and it is not his.