be opinionated; be self-righteousOne should never be presumptuous and opinionated .切不可自以为是。
She rather fancies herself as a singer .她自以为是了不起的歌手。He fancies himself to be an authority .他自以为是个权威。
May we pursue the right without self-righteousness .愿我们追求正义而不自以为是。He fancies himself an authority .他自以为是个权威。