I'm looking for a book, or a combination of up to 5 books, that fulfills the following requirements:
Textbooks are fine, as long as they meet all those requirements.
I'm assuming you already have some absolutely basic knowledge of the major physical theories, at the level of Brian Greene's The Fabric of the Cosmos (which was recommended in another comment). The books I'll recommend take you deeper into the theories (emphasizing philosophical implications) without excessive mathematics. If you don't have knowledge at this level, read Greene's book first. Some of the books I'm suggesting aren't entirely up to date, but none of them are obsolete. I'm not aware of any more recent books that cover the same material with the...
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