Happiness learning

Things that I am always finding are how to learn happily. I found the book "the secrete of brain: how to learn to be happy brain. This book tell many way to learn happily. I like it very much. Example, If you are forced to learn, you are not happy. How to learn happily are feeling to know the new thing and have fun. How to concentrate when we learn. We must constrict the time to do something to increase workload into brain. So the brain will work efficiently.