certainly can be valuable. >> it's dog years, 7-1. when you are in a business, you learn 7x, what you learn in a crass classroom. i am not saying, don't take courses like accounting. i am constantly preaching to my students, get some accounting, get into a business and get close to the heat source are the entrepreneur, him or herself. >> if you take one of thoses, to your point, you have someone that you could go ask questions of as they come up? >> a lot of times in businesses courses, there are. a lot of people that are interested in doing this. >> once you pay the tuition , yu have your pass. i tell my students, i give you a lifetime guarantee. you just have to catch me. >> let's move on to the next one. an e-mail from kari. i'm going to pitch my business to investors but i don't have a formal business education. how familiar do i have to be with business lingo? >> it is interesting to hear you take. >> it is good if you do know the