These companies are making strides in a tough operating landscape.If you're investing in stocks for decades, you'll find that you endure both bull and bear markets throughout the course of your investing journey. However, if you're focusing on buying businesses rather than share prices, you can be more selective about the types of companies you choose while maintaining a long-term horizon that outlasts any short-term turbulence.And when you're investing in a stock for anywhere from five years to 10 years or ...