You have two kinds of secrets. The ones only you know. The ones only you don't.

There are two kind of men,' said Ka, in a didatic voice. 'The first kind does not fall in love until he's seen how the girls eats a sandwich, how she combs her hair, what sort of nonsense she cares about, why she's angry at her father, and what sort of stories people tell about her. The second type of man -- and I am in this category -- can fall in love with a woman only if he knows next to nothing about her.

Dichotomies are most mischevious when they arbitrarily separate parts of a highly interrelated and complex system.

There were only two kinds of people in our town. ―The stupid and the stuck- ―The ones who are bound to stay or too dumb to go. Everyone else finds a way out.

There are two kinds of people, those who like to sleep next to the wall, and those who like to sleep next to the people who push them off the bed.

[The CIA has a] unique responsibility to steal secrets, ... That is absolutely timeless.