法律的概念涉及义务的初级规则与承认、变更和裁决的次级规则的结合。
The concept of law involves the union of primary rules of obligation with secondary rules of recognition, change, and adjudication.
绘画的行为是一种启示的行为。
预测未来的最好方法就是创造未来。
Show me a hero and I'll write you a tragedy.
At that age， I'd take any excuse to make estimates and do minor arithmetic. I'd calculate our gas mileage -- figure out useless statistics on things like grocery spending. I'd been hearing an ad campaign about smoking. I can't remember the details， but basically the ad said， every puff of a cigarette takes some number of minutes off of your life: I think it might have been two minutes per puff. At any rate， I decided to do the math for my grandmother. I estimated the number of cigarettes per days， estimated the number of puffs per cigarette and so on. When I was satisfied that I'd come up with a reasonable number， I poked my head into the front of the car， tapped my grandmother on the shoulder， and proudly proclaimed， "At two minutes per puff， you've taken nine years off your life！"