"We also carefully consider the sources of exposure of populations to radiofrequency electromagnetic fields, the nature of these fields as they come from various devices, including wireless phones, and we look carefully at the physical phenomenon by which exposure to such fields may perturb biological systems and lead to cancers."

VOA: special.2011.06.06

Idealism is a position that's got a very long history in philosophy and for many classes would be worth taking a fair bit of time to consider more carefully.

唯心主义这个观点,在哲学史上占据了很长一段时间,并且值得我们花几节课,时间用心解读这个观点

耶鲁公开课 - 死亡课程节选