This enlightening book penned by Williamsji Maveli has been rightly titled "Treasure of Poesy" for it contains chapters on the key elements of poetry. The author brings to light the varied genres in the classification of poetry from mystic to romantic. His ideas and thoughts on the way language hold its tone in poetic lines can be evidently read in this book, focusing on the language it employs. The author in his unique style has explained finely the distinguishing characteristics of poetry and prose. The words used are simple and thoughts relatable to readers of any stature. This is a must-read book for budding poets and lovers of poetry who wish to expand their knowledge in the cast of poetry.