A person generally does not see these anamolities in English but when you look at it in Hebrew, at least to me, they stand out. To me, there appears to be two distinct Creation acounts: one for the Elohist and one for the Yahwist. Inbetween these 2 acounts there are transisitionary word which use such expressions as Elohim Yahweh and/or Yahweh Elohim (in English: God LORD and/or LORD God. These expressions seem to 'stich' together the two account.
Happiness is the result of an enlightened mind whereas suffering is caused by a distorted mind.