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About this quote

What does it mean?
He notes a similarity between his dream imagery and the waking thoughts of those considered lunatics.
In plain terms
His dreams resemble what lunatics imagine when awake.
What can you take from it?
Dreams can mirror madness.

Where it applies

  • philosophy
  • psychology

Putting it to work

  • questioning reality
  • studying dreams

Questions to consider

  • How do you distinguish dreams from reality?
  • Is imagination inherently unstable?

Another view

It equates dreaming with mental illness without nuance.

More from Rene Descartes

  1. Except our own thoughts, there is nothing absolutely in our power.

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  2. I am indeed amazed when I consider how weak my mind is and how prone to error.

    Permalink to quote #22
  3. The pituitary gland is the seat of the soul.

    Permalink to quote #19

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