送交者: runlikeforest 于 2012-10-17, 15:37:56:

回答: How do you know? Is that a proven fact or just you blieve so? 由 whoami 于 2012-10-17, 15:34:15:

• 公理is just something assumed to be true by human. - whoami (70 bytes) 2012-10-17, 16:41:48 (687991)

加跟贴