The true investor welcomes volatility ... a wildly fluctuating market means that irrationally low prices will periodically be attached to solid businesses.
The secret to happiness is having low expectations.
An irresistable footnote: in 1971, pension fund managers invested a record 122% of net funds available in equities - at full prices they couldn't buy enough of them. In 1974, after the bottom had fallen out, they committed a then record low of 21% to stocks.