Argument is a part of the process; an argument is going to take place when there is a discussion. But that does not mean that when an argument takes place it will not lead to a conclusion. At times criticism which can be positive criticism, it can also be taken in the right way and things can be improved upon in the future. It is important to understand that if there is something which is wrong and if that gets pointed out then the first thing that should be done is to recognize the facts related to the statement which is made and then identify the cause behind it, once this is done then a way towards getting the things improved in the future can be worked out. It is not necessary that even if you know a thing very well, how it works, and how it functions, it will happen that you will come across the same thing again. The next time you might come across a thing, which you must be knowing beforehand, you must have done something similar to this, on the same l...