21st century is fast making some redundant. You are entitled to make some special, personal choices. There really is no reason why your needs cannot be met.  If an idea is expressed in conversation, it may carry a certain amount of authority. But if it is to be taken truly seriously, it needs to be put in writing. Only then do we consider it worthy to form the basis of further debate and discussion. Yet just because we have seen that something has been said somewhere, we can't automatically assume it is beyond dispute. Don't trust all