With a shelf-full of books about the man to work from, this was my most dogged-eared English-language source for his many quips used and abused in my literary comedy, A Visit from Voltaire" (amazon.co.uk) because I needed to know how he actually sounded, to complement in-depth research into his struggle to Ecrasez-infame! It's well-organized, and checking the translations, I found they captured the spirit of Voltaire very well. Voltaire afficionado Dinah Lee Küng