WordPress is a famous blog engine, which is mature as well as popular. WordPress admin panel is designed to be very user friendly, the code is well structured for extension, and it can be extended by creating plug-ins. So your journey through WordPress is not finished, it's just the beginning.
We hope you have enjoyed this book and have got a strong base over blogging. Keep yourself in touch with this popular blog engine and the community. You will learn a lot of things by yourself and will enjoy using WordPress. Thanks again for your interest in WordPress and the open-source community.