Some people are naturally thin and some people are naturally heavier. It doesn't mean that bigger is healthier, or much thinner is healthier, it's on an individual basis.
“In World War II the hostility and the exasperation resulting from the statification of the economy and the strain of the war have been directed as much against the government as against private capital.”
“Science, almost from its beginnings, has been truly international in character. National prejudices disappear completely in the scientist's search for truth.”