This is Volume XXIX of thirty-eight in the General Psychology series. First published in 1925, in this study the author recognises that Time has the confines of so many subjects: anthropology, astronomy, metaphysics, theology, physics, mechanics, mathematics, logic, and psychology, and the poets. She has put together a sketch of the subject keeping these different aspects in mind, using experiments and observations to offer a psychological point of view throughout has been dictated by human experience.