"Prudence and Refined Taste: A Letter to the Famous Mr. Antonio Feliciano de Castillo" is a literary masterpiece by the eminent Portuguese writer Antero de Quental. In this book, the author expresses his thoughts on the issues of aesthetics, culture and society, using an apt combination of philosophy and poetry. The author gives the reader the opportunity to delve into the world of his own thoughts and examine his own attitude to cultural innovations and modernization. Kwenthal managed to create a work that reserves the right to be eternally relevant and invites the reader to an open dialectic with time and space. "Bom-sensu and bom-gosto: a letter to the famous Mr. Antonio Feliciano de Castillo" is an unforgettable read for those who appreciate deep thinking, wit and poetic grace.