Annika actually quoted this Dada poem before I asked people to offer favorite lines for National Poetry Month. It's so good, it goes in the pot.
(Please, anyone who wants to, keep leaving more in the comments--with a little explanation of what they mean to you.)
Poet Hugo Ball (below) started Dada in World War I in response to what he saw as the "glaring mistake" of confusing people for machines.
Hugo Ball reading his Dada sound poem "Karawane," Cabaret Voltaire, 1916, and the original typesetting of the poem.
Image found on Dali House--also there, a nice write up about Hugo Ball.
Here's a rendition I like a lot because of the dancing typefaces: