[T.B. Yoits]

Some “pieces of wisdom” from the 1960s and 70s don’t hold up, such as “If you mix Pop Rocks and soda, your stomach will explode like the kid ‘Mikey’ from the Life Cereal commercials.

[fwdude]

Also, “if it feels good, do it.”

[T.B. Yoits]

The 1960s and 1970s are too recent for "old-school".