Find a layout of a quote you like and click on the little gear at the bottom of the quote. Then when the source thing shows up, copy the whole thing then go on add a quote, and on the top left corner of the add a quote box click source and paste the source of the layout you chose in there. Now click on source again. Now, there should be the quote that you copied the source of. Now just highlight a part of text in that quote, delete it, then write your quote in.