Date: December 20, 2014

"Further, just as the human stomach -- unlike the termite's -- can't digest wood, so there are some things our brains just aren't capable of knowing."

— Kaplan, Eric

Date: April 30, 2014

"It is because you have maggots for a soul, you fucking barbarian."

— Pierce, Charles P. (b. 1953)

Date: December 11, 2014

"Marginalia is a blow struck against the idea that reading is a one-way process, that readers simply open their minds and the great, unmediated thoughts of the author pour in."

— Miller, Laura

Date: September 1, 2014

"Lakoff argues that the brain understands sentences not just by analyzing syntax and looking up neural dictionaries, but also by igniting its memories of kicking and picking up."

— Chorost, Michael (b. 1964)

Date: January 11, 2014

"As your body sleeps, your brain is quite actively playing the part of mental janitor: It’s clearing out all of the junk that has accumulated as a result of your daily thinking."

— Konnikova, Maria (b. 1984)

Date: January 11, 2014

"How, then, does its waste — like beta-amyloid, a protein associated with Alzheimer’s disease — get cleared? What happens to all the wrappers and leftovers that litter the room after any mental workout?"

— Konnikova, Maria (b. 1984)

Date: January 11, 2014

"'Think about a fish tank,' says Dr. Nedergaard. 'If you have a tank and no filter, the fish will eventually die. So, how do the brain cells get rid of their waste? Where is their filter?'"

— Konnikova, Maria (b. 1984)

Date: January 11, 2014

"If the main function of sleep is to take out our neural trash, that insight could eventually enable a new understanding of both neurodegenerative diseases and regular, age-related cognitive decline."

— Konnikova, Maria (b. 1984)

Date: January 11, 2014

"One day, scientists might be able to successfully mimic the expansion of the interstitial space that does the mental janitorial work so that we can achieve maximally efficient round-the-clock brain trash pickup."

— Konnikova, Maria (b. 1984)

Date: June 27, 2025

"Quite often the thing that people respond to in my books is the train – the train wreck – of thought."

— Dyer, Geoff (b. 1958)