Problem of evil
Overview
 
In the philosophy of religion
Philosophy of religion
Philosophy of religion is a branch of philosophy concerned with questions regarding religion, including the nature and existence of God, the examination of religious experience, analysis of religious language and texts, and the relationship of religion and science...

, the problem of evil is the question of how to explain evil
Evil
Evil is the violation of, or intent to violate, some moral code. Evil is usually seen as the dualistic opposite of good. Definitions of evil vary along with analysis of its root motive causes, however general actions commonly considered evil include: conscious and deliberate wrongdoing,...

 if there exists a deity
Deity
A deity is a recognized preternatural or supernatural immortal being, who may be thought of as holy, divine, or sacred, held in high regard, and respected by believers....

 that is omnibenevolent
Omnibenevolence
Omnibenevolence is defined by the Oxford English Dictionary as "unlimited or infinite benevolence". It is often held to be impossible, or at least improbable, for a deity to exhibit such property along side omniscience and omnipotence as a result of the problem of evil...

, omnipotent, and omniscient (see theism
Theism
Theism, in the broadest sense, is the belief that at least one deity exists.In a more specific sense, theism refers to a doctrine concerning the nature of a monotheistic God and God's relationship to the universe....

). Some philosophers have claimed that the existences of such a god and of evil are logically incompatible or unlikely. Attempts to resolve the question under these contexts have historically been one of the prime concerns of theodicy
Theodicy
Theodicy is a theological and philosophical study which attempts to prove God's intrinsic or foundational nature of omnibenevolence , omniscience , and omnipotence . Theodicy is usually concerned with the God of the Abrahamic religions Judaism, Christianity, and Islam, due to the relevant...

.

Some responses include the arguments that true free will cannot exist without the possibility of evil, that humans cannot understand God, that suffering
Suffering
Suffering, or pain in a broad sense, is an individual's basic affective experience of unpleasantness and aversion associated with harm or threat of harm. Suffering may be qualified as physical or mental. It may come in all degrees of intensity, from mild to intolerable. Factors of duration and...

 is necessary for spiritual growth or evil is the consequence of a fallen world.
 
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