What makes a company grow sales at a pace many businesses can only dream of? Often, it starts at the top. A leader with a clear vision and a drive to overcome obstacles can forge new pathways and be convincing promoters of their products and services. Well, we wondered what habits such personalities might possess. Here, seven execs of companies -- ranging from $4.1 billion World Wide to $2.5 million HillSouth -- share habits worth noting.