Is being Ernest more important than being earnest? The well-known play on words lies at the heart of this masterpiece of English humour, a sparkling comedy made up of misunderstandings, deception and witty dialogues. Wilde highlights the hypocrisy and double life of Victorian upper classes, while entertaining the audience with his refined paradoxes and puns. This edition is specially tailored to the needs of English learners and contains the original text with numerous explanatory notes, an introduction, the keywords to understand each act and several activities.