Thoughtlessness is an uncanny visitor who comes and goes everywhere in today’s world. For nowadays we take in everything in the quickest and cheapest way, only to forget it just as quickly.

— Martin Heidegger, Discourse on thinking

In 2018 Henry Kissinger warned that since deep learning systems don’t work on propositions we can examine and justify, they portend the end of the Enlightenment.

— Steven Pinker, Rationality

Everybody is by their nature always acting in their own best interest; and it’s only the erratic fluctuations of their human minds and the misleading beliefs they acquire in the course of their lives that lead them to their failures and unvirtuous actions. Thus, no person has any reason to feel shame, guilt, or reproach for anything he ever did, because at the time he always had a perfectly valid and justifiable reason for doing it.

— Roman Gelperin, The Master Mind of the Self-Actualizing Person

The Cantor set is indeed very special. It has an uncountable number of points – the total length of which is zero! – that can be found on a set of line segments!

— Haim Shapira, Eight Lessons on Infinity

It is no criterion of goodness in a puzzle that its outcome be intrinsically interesting or important.

— Thomas S. Kuhn, The Structure of Scientific Revolutions