James A. Owen said this quote

Astraeus,' Aven called out. 'God of the four winds and friend to sailors. Say a little prayer when you look at him, so he will give us what we need to keep our course.'A little prayer?' said Jack. 'To a constellation?'To what it represents,' said Aven.But I don't believe in what it represents,' said Jack.Prayers aren't for the deity,' said Aven. 'They're for you, to recommit yourself to what you believe.'Can't you do that without praying to a dead Greek god?'Sure,' said Aven. 'But how often would anyone do that, if not in prayer?