ADVANCED PERSONALITY EXPRESSIONS
to read someone like a book
to easily understand the true thoughts and feelings of someone by looking at how that person acts or behaves
to give someone the benefit of the doubt
to treat them as if they are telling the truth or as if they have behaved properly, even though you are not sure that this is the case
have a chip on one's shoulder
to seem angry all the time because you think you have been treated unfairly or feel you are not as good as other people