John Tukey Quote

A sort of question that is inevitable is: "someone taught my students exploratory, and now (boo hoo) they want me to tell them how to assess significance or confidence for all these unusual functions of the data. (Oh, what can we do?)" To this there is an easy answer: TEACH them the JACKKNIFE.

The American Statistician, Volume 34, Number 1, February 1980 (p. 25)