A language that doesn't affect the way you think about programming is not worth knowing.

— Alan Perlis

Programming languages should be designed not by piling feature on top of feature, but by removing the weaknesses and restrictions that make additional features appear necessary.

— The Revised5 Report on the Algorithmic Language Scheme

INTERPRETER, n. One who enables two persons of different languages to understand each other by repeating to each what it would have been to the interpreter's advantage for the other to have said.

—Ambrose Bierce, The Devil's Dictionary

For a man's reach should exceed his grasp, or what's a meta phor?

—P. Chernoff

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—Scheme