No
No
Yes
Yes
Yes
Yes
No
Yes. Most presidents do.
A healthcare professional has the right to refuse a procedure if the procedure is unethical. You should talk to your manager about the procedure if you have questions.
You could be having auditory hallucinations, which can be a symptom of various mental health diagnoses. It may be helpful to talk with a local mental health professional.
Mandarin Chinese is the most spoken language in the world by number of native speakers, followed by Spanish and English.
The people on this site are not mental health professionals, and no reputable professional would attempt to advise on specific issues with someone they had not met. Please contact your local Mental Health Association, or see a mental health professional.
You can't, and it wouldn't be very smart to try. It sounds like you may want to talk to a mental health professional.