Some Christians have the mistaken idea that they are called to be completely nonresistant, passive and submissive when confronted by another person. But we are never told to ignore evil.
Love demands more than passivity and resignation.
Generally speaking Christians should be neither passive nor aggressive. We are called to be assertive. Depending upon your personality you may tend toward one or the other extreme. Golden Retriever personalities tend to be passive in their approach to others. Lion personalities tend to be aggressive.