"Cognitive scientists ... recognize a restlessness in the human mind, a need to do something with our thoughts and to pursue goals . Being human means grasping for something more, just as Adam and Eve did..."
"Presumably, God could have designed a human brain more like a computer CPU, leaving out any neurological restlessness. Animals seem content living out the singular goal of survival, without the need to reflect on themselves or grasp for more. Yet when God created a being in God's own image, he built in restlessness, along with curiosity and desire..."
from Philip Yancy, Rumors of Another World, 102-103