The S&P 500 is coming off of back-to-back years of 20%-plus annual gains for the first time in over 25 years. But corporate earnings haven't grown at the same rate, so many companies' valuations have become more expensive. However, there are plenty of opportunities to find quality companies at compelling valuations if you know where to look.These three Fool.com contributors pegged 3M (MMM 1.90%), Essential Utilities (WTRG -0.48%), and Equinor (EQNR 3.52%) as standout dividend stocks to buy in 2025. By inves ...