What tactics are justified in political campaigning from suffragettes to climate action? When is an art work finished? Do the moderation of Aristotle and Epicurus offer us a way of navigating life? Christmas - a time for panto, over-eating and gaudy decorations - was your festive season overwhelming or excessive?

The writer and broadcaster Andrew Doyle, the classicist Edith Hall, comedian Rob Newman, environmentalist Rupert Read, and performer and suffrage historian Naomi Paxton join Shahidha Bari to discuss when enough is enough, knowing when to stop and how far should free speech go.

Producer: Lisa Jenkinson