Rav Samson Raphael Hirsch HOREB -  Mitzvah #7 Revelation - Treat It Like a Fact זכירת מעמד הר סיני

What is the Mitzva? and how does it affect how we act in the world?

Summary

1 - why call it a fact?

2 - The manner of Revelation and why it's meaning full 

3 - Prophecy & its role