（二）以应有的谨慎防止或者减少生态环境损害；
^ See David Ibbetson, “The Law of Business Rome”: Foundations of the Anglo-American Tort of Negligence, 52 Current Legal Probs. 74, 75 (1999).
。PDF资料是该领域的重要参考
What’s missing is a way to propagate the permissions granted to an agent to the programs that agent writes. Mog addresses this directly.
exact, but at alpha = 0.005 it rounds to 0.01 (doubling the opacity),