Everything is theoretically impossible, until it is done. One could write a history of science in reverse by assembling the solemn pronouncements of highest authority about what could not be done and could never happen.
Robert A. Heinlein
» Robert A. Heinlein - all quotes »
Heinlein, Robert A.
Heinrich, Bernd
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