An Attempt at a Critique of All Revelation (1792) was the first published work by Johann Gottlieb Fichte

Johann Gottlieb Fichte

Johann Gottlieb Fichte was a German philosopher. He was one of the founding figures of the philosophical movement known as German idealism, a movement that developed from the theoretical and ethical writings of Immanuel Kant...

. It was briefly mistaken by the public to be a fourth Critique by Kant

KANT

KANT is a computer algebra system for mathematicians interested in algebraic number theory, performing sophisticated computations in algebraic number fields, in global function fields, and in local fields. KASH is the associated command line interface...

, and thereby gained Fichte much philosophical fame.

In this work, Fichte argued that any revelation

Revelation

In religion and theology, revelation is the revealing or disclosing, through active or passive communication with a supernatural or a divine entity...

 in relation to God

God

God is the English name given to a singular being in theistic and deistic religions who is either the sole deity in monotheism, or a single deity in polytheism....

 must be consistent with morality

Morality

Morality is the differentiation among intentions, decisions, and actions between those that are good and bad . A moral code is a system of morality and a moral is any one practice or teaching within a moral code...

, which was against many aspects of orthodox Christian

Christian

A Christian is a person who adheres to Christianity, an Abrahamic, monotheistic religion based on the life and teachings of Jesus of Nazareth as recorded in the Canonical gospels and the letters of the New Testament...

belief at the time.