#175-1. He who praises me on all occasions is a fool who despises me or a knave who wishes to cheat me.
#175-2. Continual cheerfulness is a sign of wisdom.
#175-3. Smooth seas do not make skillful sailors.
Anyone who has subordinates should guard against "yes-men" and ever-appreciative ones. Healthy difference of opinion is a sign of intelligence.
Continuous cheerfulness, especially in adverse times, requires a level of maturity and wisdom. Interestingly continuous smiling or laughing is not—it is likely to be seen as a sign of cluelessness or lack of confidence.
Many times we act as though we want to be labelled as skillful sailors without tackling rough waters. Either give up the desire for the label—accepting the reality of risk aversion—or venture out boldly. Often we surprise ourselves discovering what we are capable of.