BACKGROUND. There are several misconceptions about sulfur compounds that lead anxiety about using some natural health care substances. A typical worry is that a person who is allergic to sulfa drugs may have problems with substances that contain sulfur.
British author, mathematician, & philosopher [more author details]. A stupid man's report of what a clever man says can never be accurate, because he unconsciously translates what he hears into something he can understand. Bertrand Russell. All movements go too far.
Completing this distinction, the 18th-century philosopher Immanuel Kant replaced the doctrine of innate ideas with questions about a priori concepts, which he characterized in terms not of their origin but of their necessity as conditions of human experience of an objective world.