Kalk Bay, one of the first fishing harbours in the area, is home to elegant seafood restaurant Harbour House.

BBC: The perfect trip: South Africa

Therefore, assuming only that Mr Kalk is American (and not just writing from Texas), his letter stands as anecdotal evidence for your original assertion: he clearly assumes that he is right.

ECONOMIST: Indian summary

Consequently, permutation of different mental positions, consideration of various groupings of our individual values rather than an indivisible whole, and diverse ideas of rightness provide a richly nuanced myriad of options rather than the polar pair of opposites that Mr Kalk incorrectly suggests is exhaustive.

ECONOMIST: Indian summary