A thematic statement is one or more complete sentences that express a theme. They can also be called or considered a thesis.
I found myself within a fake, fabulous forest
I found myself within a freezing, freaky forest
I found myself within a fluffy, famous forest
I found myself within a fierce, funny forest
Date your entries. Diaries are commonly written to be kept for a long period of time so, noting down the dates would help you to find your entries in future.
Use "Dear diary" formula. ...
Choose a topic. ...
Be sincere. ...
Ask yourself questions. ...
Add photos & audio. ...
Make it a self-care habit.