Customer service shouldn't just be A department, it should be the entire company.
Things are never as bad or as good as they seem.
Your culture is your brand.
Most innovation comes from outside your industry applied to your own
If you're focused on the friendship as its own reward, serendipitous stuff just happens. I know that sounds weird, but I can tell you for our 12 years of existence, it's actually how a lot of stuff happens.
Business is all about learning to balance the short-term, medium-term and long-term and I think it's when things are going well it covers up a lot of mistakes and bad decisions because you're growing so quickly.