The extent to which leaders should show their true colours has been a staple of management thinking since plato praised the truthfulness of philosopher-kings and greek actors donned masks to hide , or display , their feelings .
The love for each other of the mother and her son , paul morel , is the mainspring of both their lives ; it is portrayed tenderly , yet with a truthfulness which slurs nothing even of that friction which is unavoidable between the members of two different generations .
In recent months , investors of all stripes have seen red in china : hedge funds , mutual funds and private-equity firms all have taken their licks as shares have tumbled amid questions from regulators about the truthfulness of statements about their finances and operations .