Law.com has this fascinating account of a woman who had been jailed for filing a false rape complaint. Later her claim was proven truthful. I had to call this case interesting, because the poor victim must have been completely traumatized. Nevertheless, a hazard of working among the suffering is that one comes to view human suffering as interesting. There's a balance.
If you allow yourself to get sucked into your client's problems, you'd have a nervous breakdown. Unlike a client, a civil rights or criminal lawyer has dozens of clients. That's dozens of traumas. If you ignore the suffering altogether, you become jaded and thus less persuasive. As David Hume recognized, all movement follows emotion. If you don't care, where would you find the motivation to work?