Long regarded as central to the contemporary understanding of medical ethics are four principles that must be satisfied in order to fulfill the requirements of moral decision-making. These principles are autonomy, justice, beneficence, and non-maleficence.

The Scientific Revolution, that remarkable transformation of European thought that occurred between approximately 1550 and 1700, brought with it an ascendancy of the experimental method and the refusal to believe any explanation of natural phenomena that could not be proven to the satisfaction of the empirical observer.

You know, ever since man had any notion that some of his other people, his colleagues, could be different, could be strange, could be severely depressed or what we now recognize as schizophrenia, he was certain that this kind of illness had to come from evil spirits getting into the body.

I have been following the attempt to initiate or revamp federal involvement in the health of Americans since it was a major topic for my high school debating team in 1947.

In nature, there is less death and destruction than death and transmutation.

I do kabbalistic meditation. It's not unlike time travel; it can change the past and not just the future. You can look at what was lost and go beyond the grief of what was lost.

I tend to think that good and evil exist and that the quantity in each of us is unchangeable. The moral character of people is set, fixed until death.

Fear of death increases in exact proportion to increase in wealth.