Pure Immanence: Essays on A Life

Introduction
"Pure Immanence: Essays on A Life" is a collection of essays by the French theorist Gilles Deleuze, modified and equated by Benjamin Cohen in 2001. This book is made up of 3 texts, which were among Deleuze's last works, furthering his expeditions on immanence, life, and philosophy itself. The essays - "Immanence: A Life", "Proust and Signs: The Complete Text", and an interview with Deleuze titled "The Actual and the Virtual" - are joined by the theme of immanence. Deleuze argues that an extreme concept of immanence reconsiders the relationship between thought, life, and the human topic, which opens brand-new possibilities for approach and creativity.

Immanence: A Life
In "Immanence: A Life", Deleuze presents the concept of 'pure immanence' as an option to traditional philosophical understandings of transcendence, representation, and subjectivity. For Deleuze, pure immanence is a plane of existence where life is identified by continuous variation, movement, and improvement, rather than hierarchy, stability, and fixity.

Crucially, Deleuze argues that life is just reasonable in regards to immanence, which any effort to develop it as transcendent or based on external laws and principles is misdirected. He proposes a new conception of life that is completely immanent, defined by procedures of individuation, differentiation, and the constant unfolding of virtual potentials.

Proust and Signs: The Complete Text
In "Proust and Signs: The Complete Text", Deleuze revisits the ideas he established in his earlier book "Proust and Signs", supplying an improved version of his analysis of Marcel Proust's literature. He focuses on Proust's main style - the search for fact through the analysis of indications - and interprets it through the lens of the philosophical idea of immanence.

Deleuze recognizes Proust's method of translating signs as a process of learning, which, rather than finding pre-existing significance, produces new significance immanently within experience. For Deleuze, Proust's literature exemplifies how the procedure of reading and analyzing indications can result in the creative production of originalities, experiences, and ways of living. This movement far from repaired meanings and stable identities is central to Deleuze's principle of immanence, which stresses the fluidity and dynamism of existence.

The Actual and the Virtual
In the final essay, "The Actual and the Virtual", Deleuze goes over the distinction between these 2 terms, in addition to their relationship to immanence. According to him, the real describes observable reality, while the virtual consists of potentialities that lie underneath the surface of the real.

Deleuze argues that the virtual can not be decreased to the possible, as it is not simply a less-actualized type of truth however something entirely different. Virtuality is identified by potentiality, and it is through the procedure of actualization - a dynamic, continuous motion - that the virtual ends up being actual.

The idea of immanence is crucial to understanding the relationship in between the actual and the virtual. Immanence allows for the interaction between these two domains, enabling the constant unfolding of prospective into actuality. Moreover, it is through this process that life itself is constituted, as a vibrant, immanent force that continuously transforms and develops.

Conclusion
In "Pure Immanence: Essays on A Life", Gilles Deleuze challenges traditional philosophical presumptions about life, thought, and subjectivity through his idea of immanence. By concentrating on the virtual world of potentials and the vibrant processes of actualization, Deleuze uses a new understanding of existence that stresses the fluidity, imagination, and interconnectedness of life.

Through the essays, Deleuze takes the reader on a journey of expedition and discovery of new principles, such as pure immanence, that assist us to much better understand the extensive interconnectedness of all aspects of life. These concepts invite us to reevaluate the methods which we approach viewpoint, imagination and the world at large, opening new opportunities for idea and lived experience.