ISTM that the two statements are equivalent denotationally (they both mean “each person is either my friend or my enemy”) but not connotationally (the first suggests that most people are my friends, the latter suggests that most people are my enemies).
ISTM that the two statements are equivalent denotationally (they both mean “each person is either my friend or my enemy”) but not connotationally (the first suggests that most people are my friends, the latter suggests that most people are my enemies).