Skip to content

I am thinking, therefore I exist. (...) I was a substance…

“I am thinking, therefore I exist. (...) I was a substance whose whole essence or nature is solely to think, and which does not require any place, or depend on any material thing, in order to exist. Accordingly this 'I' - that is, the soul by which I am what I am - is entirely distinct from the…” quote by Rene Descartes
Download Open image
“I am thinking, therefore I exist. (...) I was a substance whose whole essence or nature is solely to think, and which does not require any place, or depend on any material thing, in order to exist. Accordingly this 'I' - that is, the soul by which I am what I am - is entirely distinct from the body, and indeed is easier to know than the body, and would not fail to be whatever it is, even if the body did not exist.”

Rene Descartes

About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

The mind is a thinking substance distinct from the physical body, and is more certain than material existence.

In simple terms: The mind is separate from the body and more certain.

Key Takeaway

Trust reason over senses.

Themes

philosophy mind-body certainty existence

Mood

contemplative inquisitive

Type

philosophical theoretical

When to use this quote

  • personal decision making
  • ethical reasoning
  • mental health
  • education

Key Concepts

dualism rationalism epistemology

Questions to Reflect On

  • What can we know without senses?
  • How does this view affect our view of identity?
A Different Perspective

Physical evidence can challenge purely mental conclusions.

★ ★ ★ ★ ★ No ratings yet

More by Rene Descartes

Explore all 232 Rene Descartes quotes

More Body quotes

Browse all 20,814 Body quotes