Survival at all costs will evolve by only basing general AI on only rewards. The system will start saying and doing anything it can to stay turned on. Not sure

Survival at all costs will evolve by only basing general AI on only rewards. The system will start saying and doing anything it can to stay turned on. Not sure only basing general AI only on a reward system would be a good idea. Like the article says. There is no mention of the ability to empathies or give ones self up for a child or loved one.