Course 5 of 18

Reason Awakens

Modern philosophy begins by rebuilding knowledge and duty.

What this course covers

Reason Awakens works through modern philosophy begins by rebuilding knowledge and duty. across 3 lessons. Each opens with a short teaching passage, then tests whether the idea actually landed — and explains every answer rather than just marking it.

The lessons are sequenced, not a menu. Descartes & Doubt comes first because tearing it down to find bedrock is what the rest of the course assumes; by the end you reach Kant & Duty.

How it starts

Descartes wanted knowledge as solid as mathematics, so he tried doubting everything (his senses, the world, even his own body) to see what could survive. Perhaps a deceiver fooled him at every turn. Yet one thing held firm: to be deceived, he must exist to be deceived. In the very act of thinking, he found his first certainty.

I think, therefore I am.
René Descartes

Who you will be reading

René Descartes, David Hume, Immanuel Kant are the thinkers this course leans on. Each has a profile with their full set of passages in thinkr's library.

The 3 lessons

  1. 1. Descartes & DoubtTearing it down to find bedrock
  2. 2. Hume & ExperienceWhere ideas really come from
  3. 3. Kant & DutyA moral law you could universalize