"Have you seen the Promised Land?"
"No."
"Then how do you know there is one?"
"It's shown on the map."
"What map?"
She thumped her heart.

She thumped her heart and looked away. She was such a mixture of cynicism and credulity. She believed what her heart told her, but she could never follow it. Her heart was like a bird that flew away and returned with stories in its beak. She heard, but she could not follow.
- Jeanette Winterson, The PowerBook