This idiom is used to describe people who are always suspicious, always think the worst of others, and look down on how others can be so kind to you, suspicious and jealous.

Descriptions are always suspicious, always think of others as bad, always look down on descriptions with suspicious eyes, always think of others as bad, and look down on how others can be so kind to you, which leads to doubts. This idiom is suspicious by nature. If you think how others can be so kind to you, you will have doubts. This idiom is suspicious by nature, and dogs look down on people. Describe always suspicious, always think the worst of others, look down on how others can be so good to you, and have doubts. A jealous idiom is suspicious by nature. Look at people under the door and dogs look at people.