人不仅是一种生物存在,也是一种历史存在。
The greatest risk is standing still while the world changes around us.
动物和人类的有目的行为。
A good editor knows when to hold on a shot and when to cut away.
Free competition is the great means of increasing the efficiency and prosperity of the economic system.
The most important property of a program is whether it accomplishes the intention of its user.