Meaning: The quote "I have in later years taken to Euclid, Whitehead, Bertrand Russell, in an elemental way" by Carl Sandburg reflects the poet's intellectual and philosophical growth as he delved into the works of renowned thinkers such as Euclid, Alfred North Whitehead, and Bertrand Russell. In this quote, Sandburg acknowledges his increasing interest and engagement with the ideas and principles put forth by these influential figures, suggesting a deepening understanding of their contributions to mathematics and philosophy.

Carl Sandburg, best known for his poetry and biographies, was a versatile writer who delved into various subjects, including history, social issues, and intellectual pursuits. It is evident from this quote that Sandburg's intellectual curiosity extended beyond literary and artistic realms to encompass the realms of mathematics and philosophy.

Euclid, a renowned ancient Greek mathematician, is famous for his work "Elements," which is a comprehensive and systematic compilation of geometrical principles and theorems. Euclid's "Elements" has had a profound impact on the development of mathematics and is considered one of the most influential works in the history of the field. By expressing his interest in Euclid, Sandburg demonstrates an appreciation for the rigor and precision of mathematical reasoning.

Alfred North Whitehead, a British mathematician and philosopher, made significant contributions to the fields of logic, mathematics, and metaphysics. His collaboration with Bertrand Russell on the landmark work "Principia Mathematica" revolutionized the understanding of the foundations of mathematics and logic. Sandburg's reference to Whitehead indicates an engagement with the intricate and profound concepts that Whitehead explored in his philosophical and mathematical writings.

Bertrand Russell, a towering figure in 20th-century philosophy, made substantial contributions to logic, philosophy of mathematics, and social and political theory. His works, such as "Principia Mathematica" and "A History of Western Philosophy," are seminal texts that have shaped the course of philosophical inquiry. By mentioning Russell, Sandburg acknowledges the impact of Russell's ideas on his intellectual development and the significance of Russell's contributions to the fields of logic and philosophy.

Sandburg's use of the phrase "in an elemental way" suggests that his engagement with the works of Euclid, Whitehead, and Russell may have been foundational or fundamental in nature. This implies that Sandburg approached these intellectual pursuits with a sense of exploration and a desire to grasp the fundamental principles underlying their ideas, rather than delving into advanced or specialized aspects of their work.

In conclusion, Carl Sandburg's quote reflects his intellectual evolution and his embrace of the foundational concepts put forth by Euclid, Whitehead, and Russell. It highlights his interest in the principles of mathematics and philosophy, and his recognition of the enduring significance of these thinkers' contributions. Sandburg's exploration of these intellectual realms adds depth to our understanding of his wide-ranging interests and his capacity for intellectual engagement beyond the boundaries of his more renowned literary pursuits.