Doonesbury by Garry Trudeau for October 16, 1973
Zonker: Well, another half hour and we should be at Walden. Mike: I think I'll take the ridge trail. I'll meet you at home. Zonker: What?! You can't take the ridge trail alone! You might get lost! Or break your leg! Or get eaten by a giant puma! Mike: Hey, I'l be okay, Zonker. Zonker: You know how I worry.