What are interesting tricks in psychology?

Call someone by name to make a good impression on them.

If you use (clothing/lipstick) red will make you attractive.

Women prefer different colors than men.
In a long relationship, people will tend to see the personality of their partner.

If a person eats a lot, it means he is depressed.
you can fool your brain.
Put a pencil between your lips and your mood will change.

Change your dress style and it will improve your mood.
Books can change you.
You will be much more attractive when you smile.