Sylvia Barrett: If you deny what you know, or what you are, or where you are, you deny the simplest part of being alive, and then you die.

- Sandy Dennis (as Sylvia Barrett) in Up the Down Staircase (1967)

Sylvia Barrett: When I finally get the chance, the first few precious minutes to talk to them about something I want them to understand, and I find that I am some kind of enemy... the butt of some enormous joke.

- Sandy Dennis (as Sylvia Barrett) in Up the Down Staircase (1967)

[urging Mr. Barringer to dance with a student]
Sylvia Barrett: Why do you always say "maybe later"? Maybe sometime, maybe Thursday, and there never is a Thursday.

- Sandy Dennis (as Sylvia Barrett) in Up the Down Staircase (1967)