Unless otherwised stated, readers can reprint, remix, transform or build upon the content and opinions of this blog without signature required, but I am not responsible for any possible social impact if the parties who spreads the new version of the content and opinions do not inform me or get my permission in advance. All content of this blog should be considered as a series of discussions, readers should identify and correct possible errors and omissions when doing anything with the content and opinions of this blog.
If you use the content and opinions of this blog for academic or commercial purposes, if we meet in the future, you might need to buy me a cup of drink or dinner. This is non-obligatory.
The content and opinions of this blog do not represent, and is unrelated to the organization that I am working for. I(the blogger and the owner of lxsay.com) reserves the right to explain the content and opinions of this blog. In the event of a conflict, any third party’s claim to explain the content and opinions of this blog shall be deemed invalid.
This statement applies to all posts published on this blog in the past and in the future. The parties who read this blog and produce any related actions are deemed to agree to the above statement.