This article is in the same spirit as what I tell students all the time: don’t panic & sell all, diversify, reduce equity exposure when expensive, and include bonds. An alternative to bonds would be to purchase stocks that act like bonds and cash.

Be patient and move slowly to avoid mistakes.

https://www.forbes.com/sites/simonmoore/2018/03/26/how-to-protect-yourself-in-a-down-market/?utm_source=yahoo&utm_medium=partner&utm_campaign=yahootix&partner=yahootix&yptr=yahoo#75166d5169a0