Trying to Please Everyone Means That You Don’t Please Anyone

If Abe Lincoln had been a marketing manager today, well, the US would be a whole lot worse off. But if he were, he might say “You can please some of your customers all of the time, and all of your customers some of the time, but if you try to please all of your customers all of the time, you will please no one.” What is a company to make of that?