Not sure I agree on running off for a few months though, you might miss the train
Every one has a different emotional response to these things, I would rather monitor it daily and get in at the right time.
The doom articles have been around for years, making the same claims, comparing to incomparable pasts, ignoring these is the best advice.
Use your own logic always when trading, if you get it wrong you'll atleast learn and become a better trader, sheep don't trade they just get guided down the wrong path.
If you are new and you've not seen this nature before, go look at the charts over the last few years and you'll start to see this is nothing new, it's all part of a high paced market.
