fixup! Emphasize on past?/future?, move before?/after? to and info section below

Author: pirj

README.adoc

@@ -1808,22 +1808,9 @@ date.all_quarter
 date.all_year
 ----
 
-=== Comparison
+=== Time Comparison
 
-Avoid comparing time with `>` and `<` to avoid confusion.
-
-[source,ruby]
-----
-# bad
-created_at < 5.minutes.ago
-shutdown_at > 1.minute.from_now
-
-# good
-created_at.before?(5.minutes.ago)
-shutdown_at.after?(1.minute.from_now)
-----
-
-Use `past?` and `future?` when comparing with the current time.
+Use `past?` and `future?` methods instead of comparing time to the current time.
 
 [source,ruby]
 ----
@@ -1836,7 +1823,7 @@ grand_opening_at.past?
 public_release_at.future?
 ----
 
-NOTE: Rails 6.0 or later is required to use `before?` and `after?`.
+NOTE: Rails 6.0 and later also provide `before?` and `after?` methods to compare two arbitrary time objects.
 
 == Duration