Peanuts by Charles Schulz for July 19, 1967
Transcript:
Linus reaches into the refrigerator.<BR><BR> Linus looks at his finger and says, "Bleah!"<BR><BR> Linus says, "Well, I discovered something . . ." Lucy asks, "What's that?"<BR><BR> Linus puts his thumb in his mouth and holds his blanket and says, "A thumb tastes better at room temperature!"<BR><BR>
I would think body temperature would be the best