Robert A. Heinlein Quote

Permit me to say, speaking from experience, all theories are empty.


Time Enough for Love, Chapter XIII (p. 390), G.P. Putnam's Sons. 1973


Permit me to say, speaking from experience, all theories are empty.

Permit me to say, speaking from experience, all theories are empty.

Permit me to say, speaking from experience, all theories are empty.

Permit me to say, speaking from experience, all theories are empty.