Both the tragedies of which Professor Dover Wilson will talk to-night are tragedies of mature love - of the man of action, no longer young, who loves 'not wisely but too well.' The noble stature of Othello, the motiveless malignity of Iago, the sordid theme of Antony and Cleopatra and the marvellous poetry in which Shakespeare clothed it, will form the theme of his fourth talk.