Option 1 -> genuine intent to please others resonates positively and usually succeeds
Option 2 -> overdoing the efforts to please others often involves compromise and bears negatively
Option 3 -> desire to please ends up in neglect of one's own happiness
Option 4 -> sycophancy can unerringly lead you to be out of favour
Hence, Option 1 -> The passage presents the maxim in the context of taking care of one's appearance and manners as a sign of respect for others, not arrogance. The word "infallibly" (meaning unfailingly/certainly) indicates that a sincere desire to make a favorable impression through proper deportment will naturally succeed. The author emphasizes that this desire stems from respect for others, and such genuine intent manifests in graceful conduct that puts people at ease and wins their favor -> correct