"Fr. Sertillanges's teachings are as timeless as any truths which describe the genuine nature of things... This book is highly recommended not only for intellectuals, but also for students and those discerning their vocation in life. "--New Oxford Review"[This] is above all a practical book. It discusses with a wealth of illustration and insight such subjects as the organization of the intellectual worker's time, materials, and his life; the integration of knowledge and the relation of one's specialty to general knowledge; the choice and use of reading; the discipline of memory; the taking of notes, their classification and use; and the preparation and organization of the final production. "--The Sign