They must be able to overcome differences in communicationstyle (since different generations communicate differently) and be open to seeing situations from different angles.
Working with an executive coach can help you to be clear on the communicationstyle at your level within the company and to confidently practice this style so you will be heard at work.
The sharing that I see, especially the kind found in humorous political memes, is much more related to a broadcast-style of communication than one that centers on developing or deepening relationships.