So long as large sums of money are involved - and they are bound to be if drugs are illegal - it is literally impossible to stop the traffic, or even to make a serious reduction in its scope.

The fall of the Berlin Wall really demonstrated beyond the shadow of a doubt that there was a bad system, and what subsequently happened in the Soviet Union, that that system was a failure.

One man's opportunism is another man's statesmanship.

I'm in favor of legalizing drugs. According to my values system, if people want to kill themselves, they have every right to do so. Most of the harm that comes from drugs is because they are illegal.

Congress can raise taxes because it can persuade a sizable fraction of the populace that somebody else will pay

You cannot be sure that you are right unless you understand the arguments against your views better than your opponents do.

Anybody who was easily converted was not worth converting.