The map is not the territory, the word is not the thing it describes. Whenever the map is confused with the territory, a 'semantic disturbance' is set up in the organism. The disturbance continues until the limitation of the map is recognized.

Second order effects, such as belief in belief, makes fanaticism.

Man's achievements rest upon the use of symbols.... we must consider ourselves as a symbolic, semantic class of life, and those who rule the symbols, rule us.

Psycho-galvonic experiments show clearly that every emotion or thought is always connected with some electrical current.

Whatever you might say the object "is", well it is not.

Mathematics and logic have been proved to be one; a fact from which it seems to follow that mathematics may successfully deal with non-quantitative problems in a much broader sense than was suspected to be possible.

One would have to say "in the end everything is a gag, etc" because everything is infinitely more than just a gag. The same applies to other "is"-statements such as "Laughter is an instant vacation"