With new leadership changes in Australia, one of the first casualties may be the Christian invocation prayer that opens up sessions of Parliament, at least if new Senate President Sue Lines gets her way. And thank goodness for that.

The elections in May saw a rebuke of a conservative coalition led by the extremely religious Prime Minister Scott Morrison. Not only did Labor Party leader Anthony Albanese become the new PM, fellow party member Lines was soon voted President of the Senate, making her only the second woman to hold that position.

Her initial push to get rid of a meaningless tradition is already creating a stir. ...