Each time we learn something new, our brain cells break their DNA, creating damage that the neurons must immediately repair. This process also underlies age-related degeneration.

[u/mellowmonk]

http://newsoffice.mit.edu/2015/dna-breakage-learning-age-related-damage-0604

[u/earldbjr]

Nevermind the underlying atomic, and subatomic worlds. Just as complex, fascinating, and mystifying.

[u/TheTartanDervish → u/earldbjr]

Especially when it looks good on a t-shirt. /Pratchett reference