"What he most dreaded, that I most desired. What he most loved, that I most hated. That which to him was a great evil, to be carefully shunned, was to me a great good,..."
Explanation:
This is my answer because for what his master dreaded but he desired was freedom. What his master loved and Douglass hated was having to work for this man.
If there were too many buyers of fish in the market the main likely thing that would happen would be that the fish sellers would suffer more profit and less loss.