"Ethics Expressed in Geometrical Form" is an important philosophical work by Benedict de Spinoza in an elegant translation, introduction and explanations by Jur Doctor Nico van Suchtelen. In this work, the author presents his views on morality, religion, power and human happiness with the help of a logical construction, reminiscent of the geometric method of presenting mathematical theses. This book is essential to understanding the philosophy and morality of the Enlightenment and remains a source of great intellectual fascination.