With a life as transparently lived as that of Ai Weiwei—the artist who began making international waves through his innovative use of social media around 2006, via the Chinese Sina Weibo network—it’s hard to keep anything a secret from the public. Or rather, he doesn’t even really keep secrets. Ai has been very vocal about everything just short of his bowel movements since the Chinese government began considering him a threat to national security sometime in the early 2000s. So we decided to challenge ourselves a little bit: what don’t we know about Ai Weiwei? That was our mission here, as we celebrate the 8th anniversary of his first blog post today. Here are 20 Things You Didn’t Know About Ai Wewei.