This is the 16873rd most frequent Russian word.
советом
"Советом" translates to "advice" or "counsel" in English.
In this sentence, 'совет' is in singular form and used in an instrumental case for specifying the advice given.
Она дала мне хороший совет.
She gave me good advice.
Here, 'советом' refers to the advice or suggestion derived from the content of a book, emphasizing the contextual application.
Советом этой книги является то, что терпение важно.
The advice of this book is that patience is important.
In this sentence, 'советом' indicates an attempt to implement the advice provided by a person as a solution mechanism.