The challenge of leadership is to be strong, but not rude; be kind, but not weak; be bold, but not bully; be thoughtful, but not lazy; be humble, but not timid; be proud, but not arrogant; have humor, but without folly.
我们必须在经济增长和环境责任之间取得平衡，它们并不相互排斥。
There is only one good, which is knowledge, and one evil, which is ignorance.
El escritor debe ser fiel a su voz interior, aunque eso signifique nadar contra la corriente.
A 'performative' utterance is not true or false， but happy or unhappy.