We have always preached temperance to our children.
Advanced English Dictionary
+noun[U] 1 (old-fashioned) the practice of not drinking alcohol because of your moral or religious beliefs: The temperance movement was at its peak at the end of the 19th century. 2 (formal) the practice of controlling your behaviour, the amount you eat, etc., so that it is always reasonable Synonym: MODERATION
Random quote: The only Zen you find on the tops of mountains is the Zen you bring up there.: Robert Pirsig