" She’s a telepath?” demanded Dominic.
“And he catches up with the conversation.” I patted his knee. “Yes, she’s a telepath. Sarah reads minds. Don’t worry, she’s not reading yours.”
“It would be rude,” said Sarah. Putting her phone down, she began arranging herself carefully in the chair. “Telepathic ethics say you should never read a sentient creature’s mind without permission, provocation, or legitimate reason to fear for your life.”
“Telepaths have ethics?” Dominic’s eyes narrowed, tone and posture united to convey his disbelief.
“My mother and I do,” said Sarah, letting her head settle against the back of the chair. “We mostly got them from Babylon 5, but they still work. "

― Seanan McGuire , Discount Armageddon (InCryptid, #1)