# Teachings

- [Concentration is a Super Power](/meditation/ways/concentration/teachings/concentration-is-a-super-power.md)
- [The Process of Purification](/meditation/ways/concentration/teachings/the-process-of-purification.md)
- [The Phases of Concentration](/meditation/ways/concentration/teachings/the-phases-of-concentration.md): The following phases represent the possible places that we may find ourselves while doing concentration practice.
- [Access Concentration](/meditation/ways/concentration/teachings/access-concentration.md): Access concentration is achieved when the meditation object flips from being in the background to being in the foreground.
- [Deepening Concentration](/meditation/ways/concentration/teachings/deepening-concentration.md)
- [Directing & Sustaining](/meditation/ways/concentration/teachings/directing-and-sustaining.md)
- [On Selecting a Meditation Object](/meditation/ways/concentration/teachings/on-selecting-a-meditation-object.md): There are many things that one can meditate on, thus there are many possible subjects of meditation. This is especially true when it comes to concentration meditation.
- [The Feedback Loop of Concentration](/meditation/ways/concentration/teachings/the-feedback-loop-of-concentration.md): Directing -> Sustaining -> Wandering -> Remembering