Extraordinary Medical & Science of Sages - Jewish HaShkafa (120)

https://youtu.be/8NjMbGOKaTg?feature=shared

Its all too common to hear athiests and other types of heretics dismiss the knowledge of the Jewish sages. The Chazon Ish gives some more examples that will not only prove this notion to be foolish, but will enlighten us to some of the wisdom that superior to anything available in the secular world today.