" If the p/e of Coca-Cola is 15, you’d expect the company to be growing at about 15 percent a year, etc. But if the p/e ratio is less than the growth rate, you may have found yourself a bargain. A company, say, with a growth rate of 12 percent a year (also known as a “12-percent grower”) and a p/e ratio of 6 is a very attractive prospect. "

― Peter Lynch , One Up On Wall Street: How to Use What You Already Know to Make Money in the Market