I thought the "five" below looked rather arbitrary: His plan is for the fundamentals of human knowledge to be translated into the five most widely spoken langu

I thought the "five" below looked rather arbitrary: His plan is for the fundamentals of human knowledge to be translated into the five most widely spoken languages and laser-etched onto a set of durable stainless steel or titanium sheets But if you look at the list of most widely spoken languages, this actually looks pretty smart. Mandarin, Spanish, English, Hindi, and Arabic covers a lot of ground. (sixth is Portuguese)