diff --git a/library/Exceptions/FalseValException.php b/library/Exceptions/FalseValException.php
index 988df291..37a78cc5 100644
--- a/library/Exceptions/FalseValException.php
+++ b/library/Exceptions/FalseValException.php
@@ -20,10 +20,10 @@ final class FalseValException extends ValidationException
      */
     protected $defaultTemplates = [
         self::MODE_DEFAULT => [
-            self::STANDARD => '{{name}} is not considered as "False"',
+            self::STANDARD => '{{name}} must evaluate to `false`',
         ],
         self::MODE_NEGATIVE => [
-            self::STANDARD => '{{name}} is considered as "False"',
+            self::STANDARD => '{{name}} must not evaluate to `false`',
         ],
     ];
 }
diff --git a/library/Exceptions/NoException.php b/library/Exceptions/NoException.php
index b29b2414..227b5a93 100644
--- a/library/Exceptions/NoException.php
+++ b/library/Exceptions/NoException.php
@@ -19,10 +19,10 @@ final class NoException extends ValidationException
      */
     protected $defaultTemplates = [
         self::MODE_DEFAULT => [
-            self::STANDARD => '{{name}} is not considered as "No"',
+            self::STANDARD => '{{name}} must be similar to "No"',
         ],
         self::MODE_NEGATIVE => [
-            self::STANDARD => '{{name}} is considered as "No"',
+            self::STANDARD => '{{name}} must not be similar to "No"',
         ],
     ];
 }
diff --git a/library/Exceptions/TrueValException.php b/library/Exceptions/TrueValException.php
index 4e186cae..f0a4fe2a 100644
--- a/library/Exceptions/TrueValException.php
+++ b/library/Exceptions/TrueValException.php
@@ -22,10 +22,10 @@ final class TrueValException extends ValidationException
      */
     protected $defaultTemplates = [
         self::MODE_DEFAULT => [
-            self::STANDARD => '{{name}} is not considered as "True"',
+            self::STANDARD => '{{name}} must evaluate to `true`',
         ],
         self::MODE_NEGATIVE => [
-            self::STANDARD => '{{name}} is considered as "True"',
+            self::STANDARD => '{{name}} must not evaluate to `true`',
         ],
     ];
 }
diff --git a/library/Exceptions/YesException.php b/library/Exceptions/YesException.php
index 132e178b..7df71f09 100644
--- a/library/Exceptions/YesException.php
+++ b/library/Exceptions/YesException.php
@@ -20,10 +20,10 @@ final class YesException extends ValidationException
      */
     protected $defaultTemplates = [
         self::MODE_DEFAULT => [
-            self::STANDARD => '{{name}} is not considered as "Yes"',
+            self::STANDARD => '{{name}} must be similar to "Yes"',
         ],
         self::MODE_NEGATIVE => [
-            self::STANDARD => '{{name}} is considered as "Yes"',
+            self::STANDARD => '{{name}} must not be similar to "Yes"',
         ],
     ];
 }
diff --git a/tests/integration/rules/falseVal.phpt b/tests/integration/rules/falseVal.phpt
index 71391044..d06f030e 100644
--- a/tests/integration/rules/falseVal.phpt
+++ b/tests/integration/rules/falseVal.phpt
@@ -37,7 +37,7 @@ try {
 
 ?>
 --EXPECT--
-`TRUE` is not considered as "False"
-"false" is considered as "False"
-- 1 is not considered as "False"
-- 0 is considered as "False"
+`TRUE` must evaluate to `false`
+"false" must not evaluate to `false`
+- 1 must evaluate to `false`
+- 0 must not evaluate to `false`
diff --git a/tests/integration/rules/no.phpt b/tests/integration/rules/no.phpt
index 439b7356..29e21855 100644
--- a/tests/integration/rules/no.phpt
+++ b/tests/integration/rules/no.phpt
@@ -36,7 +36,7 @@ try {
 }
 ?>
 --EXPECT--
-"No" is considered as "No"
-"Yes" is not considered as "No"
-- "No" is considered as "No"
-- "Yes" is not considered as "No"
+"No" must not be similar to "No"
+"Yes" must be similar to "No"
+- "No" must not be similar to "No"
+- "Yes" must be similar to "No"
diff --git a/tests/integration/rules/trueVal.phpt b/tests/integration/rules/trueVal.phpt
index 4c90e4a3..fc149389 100644
--- a/tests/integration/rules/trueVal.phpt
+++ b/tests/integration/rules/trueVal.phpt
@@ -36,7 +36,7 @@ try {
 }
 ?>
 --EXPECT--
-`FALSE` is not considered as "True"
-1 is considered as "True"
-- 0 is not considered as "True"
-- "true" is considered as "True"
+`FALSE` must evaluate to `true`
+1 must not evaluate to `true`
+- 0 must evaluate to `true`
+- "true" must not evaluate to `true`
diff --git a/tests/integration/rules/yes.phpt b/tests/integration/rules/yes.phpt
index 418ee886..9a41463b 100644
--- a/tests/integration/rules/yes.phpt
+++ b/tests/integration/rules/yes.phpt
@@ -36,7 +36,7 @@ try {
 }
 ?>
 --EXPECT--
-"Yes" is considered as "Yes"
-"si" is not considered as "Yes"
-- "Yes" is considered as "Yes"
-- "si" is not considered as "Yes"
+"Yes" must not be similar to "Yes"
+"si" must be similar to "Yes"
+- "Yes" must not be similar to "Yes"
+- "si" must be similar to "Yes"