Both my parents were agnostic. My mother was kind of a Buddhist. She had some spiritual tendencies, but they were kind of flaky – New Agey, you know? Which is partly why I’m suspicious of that sort of thing. I’m skeptical of any spiritual practice that doesn’t involve other people and doesn’t involve some sort of consistent tradition.
Confucius was a humanist and an agnostic.
Practically all the prominent leaders of thought in China today are openly agnostics and even atheists.