为国家服务，是一种荣誉而不是权利。

心理学的真理存在于实践经验中。

Only by working harder than others can you be more successful than others.

真正的无知不是知识的缺乏，而是拒绝获取知识。

Sustainability is not an option, it's the only way forward for responsible businesses.

力量来自于克服那些你以为自己无法应对的事情。