True leadership means making tough decisions today that will benefit future generations.
语言是思想的皮肤。
Without some goals and some efforts to reach them, no man can live. What we call life is a journey, and the journey itself is home.
The greatest prosperity can exist only as the result of the greatest possible productivity of the men and machines of the establishment.
所有科学的起源是对原因的求知欲，而所有伪科学的起源是宁愿接受虚假原因也不愿承认无知的欲望。