Wittgenstein's ruler: Unless you have confidence in the ruler's reliability, if you use a ruler to measure a table you may also be using the table to… - Nassim Nicholas Taleb

Wittgenstein's ruler: Unless you have confidence in the ruler's reliability, if you use a ruler to measure a table you may also be using the table to measure the ruler.

The ONLY test of intelligence that counts is to see if the person detects Wittgenstein's ruler situations: 1) When you use a ruler to measure the table, you are also using the table to measure the ruler. 2) The more unexpected the measurement, the more you apply W's ruler.

Wittgenstein's ruler: "Unless you have confidence in the ruler's reliability, if you use a ruler to measure a table you may also be using the table to measure the ruler." (page 224)

You can tell how poor someone feels by the number of times he references money in his conversation.

When you beat up someone physically, you get excercise and stress relief; when you assault him verbally on the Internet, you just harm yourself.

Deficits are like putting dynamite in the hands of children. They can get out of control very quickly.