The word 'unfathomable' means not able to be understood.
to 'fathom' is to think or ponder on something so as to understand it.
Basically, the quote means that this lady has lived a long, tired, and hardworking life. Her soul is at rest because she is satisfied with the life that she lives.
Answer:
To express a text well, to read it with feeling that matches what it means, is one of the best ways to understand it.
Explanation:
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