“Our belief was that if we kept putting great products in front of customers, they would continue to open their wallets.”

「我們的想法是如果我們持續推出很棒的產品在顧客面前，他們就會繼續打開錢包。」

belief (n.) 是「信念，相信」。例：It is her belief that nuclear weapons are immoral. (她相信核子武器是不道德的。)