enemies:
tradition
religion
fear
ignorance
lack of intelligence (in a few cases)
greed and power (in government cases)
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Noun 1. reason - a rational motive for a belief or action; "the reason that war was declared"; "the grounds for their declaration"
ground
rational motive - a motive that can be defended by reasoning or logical argument
occasion - reason; "there was no occasion for complaint"
account, score - grounds; "don't do it on my account"; "the paper was rejected on account of its length"; "he tried to blame the victim but his success on that score was doubtful"
wherefore, why - the cause or intention underlying an action or situation, especially in the phrase `the whys and wherefores'
2. reason - an explanation of the cause of some phenomenon; "the reason a steady state was never reached was that the back pressure built up too slowly"
explanation, account - a statement that makes something comprehensible by describing the relevant structure or operation or circumstances etc.; "the explanation was very simple"; "I expected a brief account"
3. reason - the capacity for rational thought or inference or discrimination; "we are told that man is endowed with reason and capable of distinguishing good from evil"
intellect, understanding
faculty, mental faculty, module - one of the inherent cognitive or perceptual powers of the mind
4. reason - the state of having good sense and sound judgment; "his rationality may have been impaired"; "he had to rely less on reason than on rousing their emotions"
rationality, reasonableness
saneness, sanity - normal or sound powers of mind