“Artists teach critics what to think. Critics repeat what the artists teach them.”
Other Sol LeWitt Quotes
In my case, I used the elements of these simple forms - square, cube, line and color - to produce logical systems. Most of these systems were finite; that is, they were complete using all possible variations. This kept them simple.
Sol LeWitt 
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Also, since art is a vehicle for the transmission of ideas through form, the reproduction of the form only reinforces the concept. It is the idea that is being reproduced. Anyone who understands the work of art owns it. We all own the Mona Lisa.
Sol LeWitt
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I became interested in making books, starting about 1965, when I did the Serial Project #1, deciding that I needed a small book to show how the work could be understood and how the system worked.
Sol LeWitt
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