1, first understand the understanding of the foundation of it, find a thinner, shallower book, understand what is linux. have a basic understanding of it. It is not recommended to immediately look at the "bird brother's Linux private dishes", this book is very good, if you understand the basics of linux and then look at you can say that you do not benefit a lot. No foundation to see "bird brother's Linux private dishes" is more painful, a lot of content.

2, after understanding, in their own computers to get a virtual machine, installed linux system (redhat or ubuntu can be). Specialize in "Bird's Linux Private Kitchen". When you take this book down, only to realize that the original command line is not terrible, their own play on a very long la.

The most important thing to learn linux is to practice, do not practice, only read the book on you no good oh. You can play with it on your own virtual machine, and if you play with it more, you'll know what's going on. If you don't know what you're doing, you'll have to find more information to understand it, and then you'll have to practice it, so you'll be able to get something out of it.