There is nothing more important.
Nothing scarier to a tyrant than a properly educated and informed populace that can defend itself.
Source is the now redacted 911 TV Archive, mostly for 9/11/2001. Used in accordance with the restrictions and guidelines of the US 911 Archive. Go to hell YouTube/google.
5:22
5:26
:48
2:04
1:48
:27
1:34