I highly recommend 'Nathan the Wise; a dramatic poem in five acts' to readers interested in exploring the timeless themes of religious tolerance, humanism, and ethical wisdom.
Nathan the Wise is a play published in 1779. It is a fervent plea for religious tolerance. Its performance was forbidden by the church during Lessing's lifetime,
She winds up learning a lesson herself. Around this couple is a pleasant and group of characters through which Lessing gives a classic portrait of Central European personalities at a transition in modern history.