There are a lot of things such as anger, jealousy, competition, failure, bankruptcy, divorce, etc., which make the life of many human beings unhappy. Jokes and humors can, to some extent, change the mood of unhappy people. To bring some smile to the faces of unhappy people, a series of humor books in several volumes is written. In each volume, 250 humors are presented. Depending on the moods and tastes of the readers, these humors are in different levels of funniness. Some can be good jokes. Others would only be considered simple humors. Each humor is presented under a different number so readers can easily remember them later. All the materials presented in this book are fiction and there has been no intention of insulting, or harming anyone's feeling.