Berkeley uses the Socratic mode of inquiry in "Three Dialogues between Hylas and Philonous" to question fundamental beliefs about knowledge and reality. These dialogues are...

Arthur Schopenhauer (1788 – 1860) was a German philosopher and writer. He is known for his 1818 work The World as Will and Representation (expanded in 1844), which...

Walking is a lecture by Henry David Thoreau first delivered at the Concord Lyceum on April 23, 1851. It was written between 1851 and 1860, but parts were extracted from his...

The Voyage of the Beagle, originally published as Journal and Remarks, is an 1839 book written by Charles Darwin, covering his research and activities during the second survey...

Thus Spake Zarathustra is a work of philosophical fiction written by German philosopher Friedrich Nietzsche and published in four volumes between 1883 and 1885. The protagonist is...

We are honored to present to the reader this seminal volume, a work of profound historical and spiritual significancewithin the corpus of Rudolf Steiner’s teachings. This...

Nature is a book-length essay written by Ralph Waldo Emerson, published in 1836. In the essay Emerson put forth the foundation of transcendentalism, a belief system that espouses...

On the Origin of Species by Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life is a work of scientific literature by the English naturalist...

In On the Soul, Aristotle offers one of the most influential investigations in the history of philosophy: a profound inquiry into life, consciousness, sensation, memory, desire,...

Aristotle compiles a massive encyclopedia of zoological observations, cataloging the differences and similarities between hundreds of species. The text focuses on the functional...