The WSJ had an article today about Yelling at children:

http://goo.gl/nwjNNs

The article is much in line with comments Dr Harley has made, specifically about the harm of angry outbursts:

"The negative problem-solving tactics that children learn when their parents yell may stick with them as adults," according to a 2012 study in Marriage and Family Review.

AskMe posted a great Devotional today about patience which is well worth reading too.