When your co-workers come from different locations or some are foreigners, it would help better communicate with them when you know certain words or icons in their own language that are used in the workplace. Although people will get accustomed to the terms used in the workplace, it would be more effective if they encounter familiar words.
"His native home deep-imaged in his soul. As the tired ploughman," homer's odessey I'm not to sure, but I think that it is comparing the ploughman to his soul