Even the frankest and bravest of subordinates do not talk with their boss the same way they talk with colleagues.

Even the frankest and bravest of subordinates do not talk with their boss the same way they talk with colleagues.

即使是最坦率、最勇敢的下属，也不会像对待同事那样对待上司。

-- Robert K. Greenleaf 格林利夫