It's a kind of dare demonstrating not just his indifference to the crowd but in fact his scorn for it.

叶芝这种胆量,不仅说明他对大众的漠然,其实还是对它的蔑视。

耶鲁公开课 - 现代诗歌课程节选

The latter would inspire neither admiration, nor terror, nor hatred, nor indifference, just pity.

ECONOMIST: France

He was made president of the Anti-Apartheid Movement and preached against apartheid and just as vehemently against the indifference of the rest of the world towards it.

ECONOMIST: Trevor Huddleston