What is the theme of Shakespeare's play The Merchant of Venice?

What is the theme of Shakespeare's play The Merchant of Venice?

The traditional theme of the play is to praise the friendship between Antonio and Bassanio,to idealize Portia as a heroine of great beauty, wit and loyalty, and to expose the greed and brutality of the Jew. Many people today tend to regard the play as a satire of the Christians' hypocrisy and their false standards of friendship and love, their cunning ways of pursuing worldliness and their prejudice against Jews.