If you take a position under the Constitution that is against the majority view, you have to explain it well enough that maybe you can persuade some of that majority to agree with you.
It matters enormously to a successful democratic society like ours that we have three branches of government, each with some independence and some control over the other two. That's set out in the Constitution.
The Establishment Clause prohibits government from making adherence to a religion relevant in any way to a person's standing in the political community.
When I went to law school, which after all was back in the dark ages, we never looked beyond our borders for precedents. As a state court judge, it never would have occurred to me to do so, and when I got to the Supreme Court, it was very much the same. We just didn't do it.
My sense is that jurists from other nations around the world understand that our court occupies a very special place in the American system, and that the court is rather well regarded in comparison, perhaps, to their own.
What was a problem was the excessive amount of media attention to the appointment of the first woman and everything she did. Everywhere that Sandra went, the press was sure to go. And that got tiresome; it was stressful.
Occasionally we have to interpret an international treaty - one, perhaps, affecting airlines and liability for injury to passengers or damage to goods. Then, of course, we have to look to the precedents of other member nations in resolving issues.