Valuation is so crucial to long term investment success but so poorly understood. 100 years of data on US equities shows the record. The current CAPE value is 25. What are your expectations?
https://mebfaber.com/2014/04/15/a-spectrum-of-possibilities-probabilities/

Most Investment Advice Is Not In Your Best Interest
This article is about why messaging like that tweet is wrong, what the math actually says, and how you can find out whether your own advisor understands the difference.

