She was an Italian actress and author of a book about her career. Her book was published in 1888 is called 'Studies and Memoirs'.
She had great insight into the characters she played (Mary Stuart, Elizabeth, Myrrha, Phaedra, Lady Macbeth) and talks in depth about it in her book.
She also turned her vision towards what it meant to be a famous actress, saying -
'The actor can be compared to the soldier. The former dazzled by his triumphs, sighs continually for the struggles of stage life; the latter filled with the glory he has acquired on the battlefield cannot resign himself to peace.'
Here is her short preface to her book.