[sgbuffett]

Transport yourself to 2016 roughly 5yrs ago.
Samsung mobiles, TV, appliance were crushing Sony and most analysts consider Sony an also ran. Samsung was the new kid on the block dominating  so many market segment. The consensus view was Samsung is the better company to invest in and Sony is going downhill.

Reality is this. Had you invested in Sony you would have made 100% return  Samsung returned q paltry 14%.

Amateurs look at superficial characteristics of the company while hard-core value investors dive deep to look for intrinsic value in the company.  Know how is the difference between successful investing and average results. Valuation work is rarely done well and often by people who think they know but they don't