Thinking Quotes - Page 1015
Percy Bysshe Shelley (1994). “The Selected Poetry and Prose of Shelley”, p.92, Wordsworth Editions
Peg Bracken (1982). “A Window Over the Sink”, Avon Books
Sometimes you think the whole world is falling, and it's only yourself that's leaning.
Pearl Bailey (1969). “The raw Pearl”, Pocket
Peace Pilgrim (1992). “Peace Pilgrim: Her Life and Work in Her Own Words”, p.15, Friends of Peace PIlgrim
I think the more information you can get, the better you can find information for your own purposes.