1. The worst thing is that she has to cook
2. Wild life and arctic beauties
3. Alaska is the biggest state
4. The most frightening thing is the hungry Bears
The first sentence is that begins with his conscience was clear... and ends with he left all his cares to heaven. That is a common suggestion when one prays, that is, leaving all our cares to heaven. Somewhere the Bible says that we should put our problems in God's hands.
The second sentence confirms the one above. The second sentence begins "in the morning, after he had said his prayers ... "