Quotes about Gentlemanly

It is a very ungentlemanly thing to read a private cigarette case. Algernon.  Oh! it is absurd to have a hard and fast rule about what one should read and what one shouldn't.  More than half of modern culture depends on what one shouldn't read. Jack.  I am quite aware of the fact, and I don't propose to discuss modern culture.  It isn't the sort of thing one should talk of in private.