"I think that practising the law, particularly litigation, and particularly in Glasgow, has always been difficult enough without adding to it by having problems with professional colleagues or former colleagues"

Len G. Murray is stressing the difficulty of practicing law, particularly lawsuits, in Glasgow. He is recommending that it is already a tough task and needs to not be made more difficult by having problems with expert or previous associates. He is most likely referring to the importance of preserving an excellent reputation and working relationships with associates in order to be successful in the legal profession. He is likewise likely recommending that it is necessary to be respectful and professional in all interactions with colleagues, even if they are previous coworkers. By doing so, attorneys can make sure that they have the ability to interact effectively and efficiently, which is vital for success in the legal profession.