Of what is the pebble Galileo frequently tosses from hand to hand a symbol or reminder?

What is the meaning of Galileo's remark to Andrea at the end of Scene Twelve: "Unhappy is the land that needs a hero."

Why has Brecht inserted brief, rhyming poems at the beginning of many scenes? What do these verse lines accomplish?

Give at least three reasons why Galileo believes he has betrayed his profession by the end of the play.

What final statement does the end scene make about the relationship between religion and science? Is this a pessimistic or an optimistic statement? What are the dangers and hopes about this relationship for the future?

Why does Ludovico break off his engagement with Virginia in Scene Eight?

Explain Little Monk's reasons for upholding religion over science.