Rationality quotes: very many from @BadDalaiLama on Twitter.
(Edit: there's also this handy archive.)
This one felt quite LW-relevant:
If $1 million makes you happy, that doesn't mean $10 million will make you 10 times as happy.
It's good to be reminded now and then that dollars are not, in fact, utilons.
A monthly thread for posting rationality-related quotes you've seen recently (or had stored in your quotesfile for ages).