Document password forgotton

Then you can't open the document!

Memory is cyclic. Whether you set the password or someone else told you, it is stored in your mind. The more you concentrate on it, the deeper it will recede. Become as relaxed as you can, without distractions, and consider the following paragraph. Drink a cup of your favorite warm beverage.

Click on your document and press command+I (eye) to Get Info. For the creation date, start playing back that day's events from the time you got up, until the time of file creation. Did anything notable occur that day that would have influenced your password choice? Consider people and/or their birthday, pets, places, characters from a book or performance, foods, beverages, historical objects, or number sequences. Consider how you create passwords.

Just don't concentrate too long on the search and you may have to repeat the above, separated by a break.