1001Philosophers

Bernard Bolzano Quotes on Truth

Bernard Placidus Johann Nepomuk Bolzano was a Bohemian Catholic priest, mathematician, logician, and theologian, often called the great-grandfather of analytic philosophy. This page collects quotes attributed to Bernard Bolzano on the topic of truth, drawn from across the philosopher's works.

Quotes

  • Attributed to Bernard Bolzano:

    “Truths in themselves are independent of any thinking mind.”

  • Attributed to Bernard Bolzano:

    “Logic is the science of the laws of truth.”

  • Attributed to Bernard Bolzano:

    “Mathematics rests upon a few clear concepts, properly defined.”

  • Attributed to Bernard Bolzano:

    “An infinite collection is one that can be put in correspondence with a proper part of itself.”

  • Attributed to Bernard Bolzano:

    “Every science deserves a presentation that is rigorous and complete.”