Readers respond to PAS column by Kristof.

As noted here recently, Nicholas Kristof wrote an op-ed piece lauding the Oregon Death With Dignity Act, which legalized physician-assisted suicide. Four readers respond in today's N.Y. Times. The responses range from the syllogistic (killing is wrong; suicide is a subset of killing; suicide is wrong) to the empathic. That latter category includes both sentiments both pro (PAS is a humane