We've all tolerated the grumpy genius at some point in our careers. Nevertheless, most of us would prefer to work with a person who's both smart and kind over someone who's smart and curmudgeonly. It is possible to be both smart and kind, and I've had the pleasure of working with such people.

Assholes can sap an organization's strength faster than any productive value their intelligence can provide. I'm not suggesting the author is an asshole, though; there's not enough evidence from this post.