
Have the courage of (someone's) convictions

Translation have the courage of (someone's) convictions into russian
have the courage of (someone's) convictions
He had the courage of his convictions and stood by his decision.
Он имел мужество следовать своим убеждениям и стоял на своем решении.
Definitions
To act in accordance with one's beliefs and values, even in the face of opposition or difficulty.