Never underestimate an opponent's daring or overestimate his stupidity.


The Art of Diplomacy (1968)


Never underestimate an opponent's daring or overestimate his stupidity.

Never underestimate an opponent's daring or overestimate his stupidity.

Never underestimate an opponent's daring or overestimate his stupidity.

Never underestimate an opponent's daring or overestimate his stupidity.