The powers of the mind according to Hindu psychology are the following:
1. Samādhi: Samādhi is the state where all thoughts disappear, the mind becomes one with its object and there is a very deep peace in that state.
2. Turiya: Turiya means a state of clarity and understanding where one knows what is right and what is wrong, etc., a state of discrimination or discrimination between right and wrong.
3. Buddhi: Buddhi means intellect or intelligence, which helps us to understand things in detail, also helps us to discriminate between good and bad things; it also helps us to think logically without any emotional attachment towards anything.
4. Ajnana: Ajnana means ignorance or not knowing something about something; it also means not being able to understand something properly or having no knowledge about it at all.