This book is a tutorial, both on C# and on writing .NET applications with C#. Part I focuses on the details of the language. If you are already proficient in a programming language, you may be able to skim this section, but be sure to read through Chapter 1, which provides an overview of the language and the .NET platform. If you are new to programming, you'll want to read the book as the King of Hearts instructed the White Rabbit: "Begin at the beginning, and go on till you come to the end: then stop."

Part I of this book concentrates on the C# language.
Part II details how to write .NET programs,
Part III describes how to use C# with the .NET Common Language Runtime library.

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