"Life is a great chain, and we are all links in it."

"You see, but you do not observe."

"The Germans are a brutal race, and must be crushed."

"I have a trade of my own. I suppose I am the only one in the world. I’m a consulting detective, if you can understand what that is."

"There are some who are good, and some who are evil. And the world is full of both."