One of your students forgot their book on the table.
Personal feelings and a first-person point of view are twi characteristics of an autobiography, a self-written account of the life of oneself. :)
In order to be happy, you should never overwork yourself. Go outside often instead of being cramped up in your home which can affect your mental health. Limit screen time and spend some time with your family. One suggestion is to be financially smart in order to be successful. Your first home should be an owned one.
An allusion. Religious allusion to be more specific.
The answer is probably acid