A variety of fixes and a change in the way errors are handled.

commands/textedit/embed.js

@@ -19,7 +19,7 @@ module.exports = class EmbedCommand extends Command {
     run(message, args) {
         if (message.channel.type !== 'dm')
             if (!message.channel.permissionsFor(this.client.user).hasPermission('EMBED_LINKS'))
-                return message.say(':x: Error! I don\'t have the Embed Links Permission!');
+                return message.say('This Command requires the `Embed Links` Permission.');
         const { text } = args;
         const embed = new RichEmbed()
             .setAuthor(message.author.username, message.author.avatarURL)

commands/textedit/say.js

@@ -12,6 +12,7 @@ module.exports = class SayCommand extends Command {
             group: 'textedit',
             memberName: 'say',
             description: 'Make XiaoBot say what you wish.',
+            guildOnly: true,
             args: [{
                 key: 'text',
                 prompt: 'What text would you like XiaoBot to say?',
@@ -21,7 +22,10 @@ module.exports = class SayCommand extends Command {
     }
 
     run(message, args) {
+        if (!message.channel.permissionsFor(this.client.user).hasPermission('MANAGE_MESSAGES'))
+            return message.say('This Command requires the `Manage Messages` Permission.');
         const { text } = args;
+        message.delete();
         return message.say(`\u180E${text}`);
     }
 };

commands/textedit/webhook.js

@@ -27,7 +27,7 @@ module.exports = class WebhookCommand extends Command {
 
     async run(message, args) {
         if (!message.channel.permissionsFor(this.client.user).hasPermission('MANAGE_MESSAGES'))
-            return message.say(':x: Error! I don\'t have the Manage Messages Permission!');
+            return message.say('This Command requires the `Manage Messages` Permission.');
         const { text } = args;
         try {
             message.delete();
@@ -38,7 +38,7 @@ module.exports = class WebhookCommand extends Command {
                 });
             return null;
         } catch (err) {
-            return message.say(':x: Error! Message failed to send!');
+            return message.say('An Unknown Error Occurred.');
         }
     }
 };