" In expert tennis , 80 % of the points are won , while in amateur tennis , 80 % are lost . The same is true for wrestling , chess , and investing : Beginners should focus on avoiding mistakes , experts on making great moves ."
- Erik Falenstein
" Psychology is both the reason for the consistently superior performance of the methods the financial academics cannot explain , as well as the consistently poorer results of those approaches that fail .”
- David Dreman
" Good judgment is usually the result of experience and experience frequently is the result of bad judgment .”