领导者的主要任务是创造和维持组织的竞争优势。

数学的进步不仅仅依靠个人的努力，而是通过几代人的集体工作。

音乐没有语言障碍。

而是根据国家的具体情况，去掉那些无益于实用的东西，这就足够使国家的财利增加一倍了。 

The only weapon of power, its only strategy against this defection, is to reinject realness and referentiality everywhere, in order to convince us of the reality of the social, of the gravity of the economy and the finalities of production.

教育者有责任不保持中立。