Wordle.net allows to play with texts which via the online applet can be transformed into nice pieces of art. As a quick example I tried to use just a few words from the famous Haiku from Basho:
Der alte Teich.
Ein Frosch springt hinein -
Geräusch des Wassers
The old pond-
a frog jumps in,
sound of water.
which can then look like:
or in english:
More text, here Hermann Hesse's Stufen can look like: