BlockNote is a simple and good-looking program specially designed to help you keep track of notes and reminders. Notes can be stored either in list form, or in tree-like structure (which supports HTML functions). Also there is a "countdown" feature
Inspiration + memento = Inspirento. Write your inspirational words in Inspirento, which is a nice journal maker. It is a note manager with simple user interface yet comprehensive functions. It is aiming to record notes, journals, mementos, and etc.