PROP. XLIII. Hatred is increased by being reciprocated, and can on the other hand be destroyed by love.
 Baruch Spinoza, Ethics (1677). copy citation

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Author Baruch Spinoza
Source Ethics
Topic love hatred
Date 1677
Language English
Reference
Note Translated by R. H. M. Elwes
Weblink http://www.gutenberg.org/files/3800/3800-h/3800-h.htm

Context

“Therefore he who has conferred a benefit confers it in obedience to the desire, which he feels of being loved in return; that is (III. But, by the hypothesis, he conceives something else, which excludes the existence of the said cause of honour: wherefore he will thereat feel pain (III. Q.E.D.
PROP. XLIII. Hatred is increased by being reciprocated, and can on the other hand be destroyed by love.
xl.) . xxxviii.) regard himself with pleasure, and (III. xxix.) will endeavour to please the cause of his emotion. xli.) , and not to affect him painfully; this endeavour (III. xxxvii.) will be greater or less in proportion to the emotion from which it arises.” source