But break, my heart, for I must hold my tongue, Doctor Who, Hamlet, G

[navaan]

Title: But break, my heart, for I must hold my tongue
Author: navaan 
Fandom: Doctor Who
Play/Lines: Hamlet/But break, my heart, for I must hold my tongue
Rating & Warnings: G
Summary: During Waters of Mars the Doctor thinks of Donna and Pompeii and makes his fateful decision.

(But break, my heart, for I must hold my tongue)