Nicolaes Tulp depicted in the painting can be dated to 16 January 1632; the Amsterdam Guild of Surgeons, of which Tulp was official City Anatomist, permitted only one public dissection a year and the body would have to be that of an executed criminal. The criminal is identified as the robber Aris Kindt. Rembrandt would later make a painting of Tulp's successor in 1656 "The Anatomy Lesson of Dr Jan Deijman". Since the painting of Tulp's predecessor in 1619, "The Osteology Lesson of Dr Sebastiaen Egbertsz" was a group portrait around a skeleton, it is clear that the subject of a dead
The Doctor (Doctor Who) night and the storm in the heart of the sun, he's ancient and forever, he burns at the centre of time..." and "the man who can turn an army around at the mention of his name". Though the Doctor tends to present a jocular, even childlike, persona, when the stakes rise—e.g., in "Pyramids of Mars" (1975)—that mask tends to fall, revealing a Doctor who is cold, driven, at times callous. This dark side sits in contrast to the Doctor's deep compassion, which manifests to different strength and effect across their incarnations. The Doctor prefers a pacifist solution to most problems,