The secret of a good old age is simply an honorable pact with solitude.

The line frames “good old age” not as a social achievement (remaining surrounded, admired, or busy) but as an ethical and psychological arrangement with aloneness. “Honorable pact” suggests a conscious, dignified acceptance rather than resignation: solitude is treated as a partner one negotiates with, setting terms that preserve self-respect and inner freedom. The “secret” implies that aging well depends less on external circumstances than on cultivating an interior life—memory, reflection, and self-sufficiency—so that inevitable losses (status, companions, physical powers) do not become humiliations. It also hints at a Latin American literary preoccupation with loneliness as a defining human condition, recast here as a source of composure.