Assuaged is defined to make things better, satisfied which author feels by bathing in the pond.
Explanation:
"The ponds" has been written by Thoreau. In this, ponds has been described as the eye of the planet Earth. After looking into the ocean, the beholder notices the depth of his own nature.
The main theme and the message of the "The ponds" is that the author wants to remove himself from the main stream culture which is found in the towns near by. In the attempts of doing that, Thoreau condemns the fast life of the people during industrial revolution.