If he had been a great and wise philosopher... he would now have comprehended that Work consists of whatever a body is obliged to do, and that Play consists of whatever a body is not obliged to do. And this would help him to understand why constructing artificial flowers or performing on a tread-mill is work, while rolling ten-pins or climbing Mont Blanc is only amusement.
— from The Adventures of Tom Sawyer by Mark Twain —
The point of all this is not the reduction of the familiar to the unfamiliar... but the extension of the familiar to cover many more cases.
— from Categories for the Working Mathematician by Saunders MacLane —
Of these three approaches, the last is in many ways the least satisfactory; it is, however, the one that we shall for the most part take.
— from "Lecture 9" of Representation Theory: A First Course by William Fulton and Joe Harris —
Lancaster, United Kingdom
Member for 9 years, 4 months
710 profile views
Last seen 26 mins ago
Top Network Posts
- 156 Not especially famous, long-open problems which anyone can understand
- 73 Geometric Interpretation of Trace
- 65 Which journals publish expository work?
- 51 Eigenvalues of matrix sums
- 39 How to respond to journal suggestion we get a native-speaker editor when writing seems reasonable and one author is a native English speaker?
- 31 Is the set of primes "translation-finite"?
- 30 Is there a compact group of countably infinite cardinality?
- View more network posts →
Top Tags (13)
29 Has there been a recalculation of reputation? Jun 25 '13
15 a spate of deletions by “Community” Apr 11 '15
7 Off _topic question Jan 31 '15
5 possible bug in reviewing reopen votes? Jun 26 '13