Famous quotes containing the words instruction and/or set:
“A little instruction in the elements of chartographya little practice in the use of the compass and the spirit level, a topographical map of the town common, an excursion with a road mapwould have given me a fat round earth in place of my paper ghost.”
—Mary Antin (18811949)
“To find the length of an object, we have to perform certain
physical operations. The concept of length is therefore fixed when the operations by which length is measured are fixed: that is, the concept of length involves as much as and nothing more than the set of operations by which length is determined.”
—Percy W. Bridgman (18821961)
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