Quote:evil
e⋅vil
/ˈivəl/ Show Spelled Pronunciation [ee-vuhl] Show IPA
–adjective
1. morally wrong or bad; immoral; wicked: evil deeds; an evil life.
2. harmful; injurious: evil laws.
3. characterized or accompanied by misfortune or suffering; unfortunate; disastrous: to be fallen on evil days.
4. due to actual or imputed bad conduct or character: an evil reputation.
5. marked by anger, irritability, irascibility, etc.: He is known for his evil disposition.
–noun
6. that which is evil; evil quality, intention, or conduct: to choose the lesser of two evils.
7. the force in nature that governs and gives rise to wickedness and sin.
8. the wicked or immoral part of someone or something: The evil in his nature has destroyed the good.
9. harm; mischief; misfortune: to wish one evil.
10. anything causing injury or harm: Tobacco is considered by some to be an evil.
11. a harmful aspect, effect, or consequence: the evils of alcohol.
12. a disease, as king's evil.
–adverb
13. in an evil manner; badly; ill: It went evil with him.
—Idiom
14. the evil one, the devil; Satan.
Origin:
bef. 900; ME evel, evil, OE yfel; c. Goth ubils, OHG ubil, G übel, OFris, MD evel
Given this definition, I would say that evil does infact exist.
We could start with the priests and nuns and burn the bibles.