You want to acquire new convictions or to memorise some quotes.
You want to remind yourself of something interesting, thoughtful or important.
Use BrainDropper. It is an ideal reminder.
Create a set of items - it may be a motivational image - and set the time of appearance.
Why is it better than calendar and others?
Because it is devoted to reminding - that is why it is what you wanted.

'Brain Dropper' is a multiple entries reminder application that provides the following set of features:

* Formatted entries with optional images are organized in dictionaries (sorted list of entries)
* "Drop" is a scheduled dictionary entry or a whole to do list
* ToDo list comes as a single drop
* Separate schedule for each day of week
* Simple 'Repeat' and 'Random' options
* Simple 'Whole dictionary' scheduling
* Fast Copy/Move a day schedule to another week day(s)
* Optional sound and notification on drop receive event
* The whole schedule and/or dictionaries can be easily exported to XML and imported back
* Customizable font size
* Search
* and more

'Brain Dropper' is intended for Android 3.x devices and is available in both free and paid ('Pro') versions.
The free version can contain up to 36 entries in 3 dictionaries, while in 'Pro' version the number of dictionaries and entries is not limited.

Screenshots: