Usage patterns
〈事〉主義を貫くto stick firmly to one's principles
He stuck firmly to his pacifist principles until the end.
〈事〉主義に反するto go against one's principles
That action goes against my principles.
主義を曲げないto not compromise one's principles
She never compromises her principles.
Expressions
事なかれ主義principle of not rocking the boat; letting sleeping dogs lie; avoiding trouble at all costs