That which is not yet known comes out of that which is not yet here.
--
Improvisation for the Theater 3rd Edition (1999), Paul Sills' Sayings of Viola Spolin, page xiiiViola Spolin
Spolin, Viola
Spolsky, Joel
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z