"Could man be drunk forever
With liquor, love, or fights,
Lief should I rouse at morning
And lief lie down of nights.
But men at whiles are sober
And think by fits and starts,
And if they think, they fasten
Their hands upon their hearts."
--A.E. Housman, Last Poems 10
A monthly thread for posting rationality-related quotes you've seen recently (or had stored in your quotesfile for ages).