a permissive society的用法和样例：
- First, democracy is basically a permissive system.
- May I have a permission to go home early?
- They represented the anger and bitterness of youth struggling for freedom against authority, and for this reason they were regarded by some people as the personification of the permissive society.
- Ext Core is released under a permissive MIT license - there is no cost to use Ext Core - it's free for everyone.