“Education is the period during which you are being instructed by somebody you do not know, about something you do not want to know.”

“Surely we cannot take an open question like the supernatural and shut it with a bang, turning the key of the madhouse on all the mystics of history. You cannot take the region of the unknown and calmly say that, though you know nothing about it, you know all the gates are locked. We do not know enough about the unknown to know that it is unknowable.”

“You know I always liked you," said Fisher, quietly, "but I also respect you, which is not always the same thing. You may possibly guess that I like a good many people I don't respect. Perhaps it is my tragedy, perhaps it is my fault. But you are very different, and I promise you this: that I will never try to keep you as somebody to be liked, at the price of your not being respected.”

“Do not be proud of the fact that your grandmother was shocked at something which your are accustomed to seeing or hearing without being shocked. ... It may be that your grandmother was an extremely lively and vital animal and that you are a paralytic.”

“If you want to succeed at whist, either be a good whist-player, or play with marked cards. You may want a book about jumping; you may want a book about whist; you may want a book about cheating at whist. But you cannot want a book about Success...You may want to jump or to play cards; but you do not want to read wandering statements to the effect that jumping is jumping, or that games are won by winners.”

“We must have several word-signs," said Syme seriously -- "words that we are likely to want, fine shades of meaning. My favourite word is 'coeval.' What's yours?""Do stop playing the goat," said the Professor plaintively. "You don't know how serious this is.""'Lush,' too, " said Syme, shaking his head sagaciously, "we must have ' lush' -- word applied to grass, don't you know?""Do you imagine," asked the Professor furiously, "that we are going to talk to Dr. Bull about grass?""There are several ways in which the subject could be approached," said Syme reflectively, "and the word introduced without appearing forced. We might say, ' Dr. Bull, as a revolutionist, you remember that a tyrant once advised us to eat grass; and indeed many of us, looking on the fresh lush grass of summer--"'"Do you understand," said the other, "that this is a tragedy?""Perfectly," replied Syme; "always be comic in a tragedy. What the deuce else can you do? I wish this language of yours had a wider scope. I suppose we could not extend it from the fingers to the toes? That would involve pulling off our boots and socks during the conversation, which however unobtrusively performed -- ""Syme," said his friend with a stern simplicity, "go to bed!”

“That is the one eternal education: to be sure enough that something is true that you dare to tell it to a child.”