Doublethink means the power of holding two contradictory beliefs in one's mind simultaneously, and accepting both of them.

The main task of a leader is to create and maintain the competitive advantage of the organization.

词的雅正与否，在于其内在神韵而非表面形式。

"The only way to get rid of a temptation is to yield to it."

领导力就是今天做出艰难的决定，以便明天让所有人受益。