I beseech of all who engage in the work of murmuring and pitying themselves because something has been said or done that does not suit them, and that does not, as they think, give them due consideration, to remember that they are carrying on the very work Satan began in heaven. They are following in his track, sowing unbelief, discord, and disloyalty, for no one can entertain feelings of disaffection and keep it secret. They must tell others that they are not treated as they should be. Thus others are led to murmur and complain. This is the root of bitterness springing up, whereby many are defiled....