No need to send public methods

activerecord/lib/active_record/associations/association.rb

@@ -146,7 +146,7 @@ module ActiveRecord
 
       def interpolate(sql, record = nil)
         if sql.respond_to?(:to_proc)
-          owner.send(:instance_exec, record, &sql)
+          owner.instance_exec(record, &sql)
         else
           sql
         end

activerecord/lib/active_record/associations/join_dependency/join_part.rb

@@ -70,7 +70,7 @@ module ActiveRecord
         end
 
         def instantiate(row)
-          @cached_record[record_id(row)] ||= active_record.send(:instantiate, extract_record(row))
+          @cached_record[record_id(row)] ||= active_record.instantiate(extract_record(row))
         end
       end
     end

activerecord/lib/active_record/autosave_association.rb

@@ -347,7 +347,7 @@ module ActiveRecord
         end
 
         # reconstruct the scope now that we know the owner's id
-        association.send(:reset_scope) if association.respond_to?(:reset_scope)
+        association.reset_scope if association.respond_to?(:reset_scope)
       end
     end