I think we must quote whenever we feel that the allusion is interesting or helpful or amusing.

I think we must quote whenever we feel that the allusion is interesting or helpful or amusing.

Wear the old coat and buy the new book.

Wear the old coat and buy the new book.

To steal ideas from one person is plagiarism, to steal ideas from many is research.

To steal ideas from one person is plagiarism, to steal ideas from many is research.

Keep your words sweet -- you may have to eat them. I expect to pass through this world but once; read more

Keep your words sweet -- you may have to eat them. I expect to pass through this world but once; any good thing therefore that I can do, or any kindness that I can show to any fellow creature, let me do it now; let me not defer or neglect it, for I shall not pass this way again.

When I am dead, I hope it may be said: "His sins were scarlet, but his books were read.".

When I am dead, I hope it may be said: "His sins were scarlet, but his books were read.".

That is the point of quotations. One can use another's words to be insulting.

That is the point of quotations. One can use another's words to be insulting.

One must be a wise reader to quote wisely and well.

One must be a wise reader to quote wisely and well.

The principle of procrastinated rape is said to be the ruling one in all the great bestsellers.

The principle of procrastinated rape is said to be the ruling one in all the great bestsellers.

A synonym is a word you use when you can't spell the word you first thought of.

A synonym is a word you use when you can't spell the word you first thought of.