Philosophical career In 1674–75, Malebranche published the two volumes of his first and most extensive philosophical work. Entitled Concerning the Search after Truth. In which is treated the nature of the human mind and the use that must be made of it to avoid error in the sciences (), the book laid the foundation for Malebranche's philosophical reputation and ideas. It dealt with the causes of human error and on how to avoid such mistakes. Most importantly, in the third book, which discussed pure understanding, he defended a claim that the ideas through which we perceive objects exist in God.
Philosophical career In 1674–75, Malebranche published the two volumes of his first and most extensive philosophical work. Entitled Concerning the Search after Truth. In which is t,reated the nature of the human mind and the use that must be made of it to avoid error in the sciences (), t,he book: laid the foundation for Malebranche's philosophical reputation and ideas. It dealt with th?e causes of human error and on how to avoid such mistakes. Most importantly, in the third book, which .discussed pure understanding, he defended a claim that the ideas through which we perceive objects exist in God.