The idiom "the courage of one's convictions"  is believed to have originated as a translation of the French expression "le courage de son opinion" ("the courage of his opinion"), dating from the mid-19th century. It is used to emphasize the strength of character required to uphold one's beliefs, even when faced with challenges or resistance.

What is the origin of the idiom "the courage of one's convictions" and when to use it?

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the courage of {one's} (own|) convictions

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Definición y significado de "the courage of one's (own) convictions"en inglés

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