I fully disagree with the claim that one should judge others by their external appearances. Being beautiful or handsome, having huge amounts of money, wearing expensive clothes are all temporary and deceptive. What remains at the end, is a good nature. My reasons and examples listed below will strengthen my point of view.
In the first place, people are not always the same. They are sometimes happy and sometimes sad. We might come across a person who is walking in the street and laughing. Is it fair to consider him a crazy person? What if he has just seen or remembered a funny event? In addition, we have all seen businessmen or presidents, so seriously talking about different issues. What about this case? Should we consider them serious people?
Secondly, we are all born with different levels of beauty. Everyone is beautiful in their own unique way. My parents always told me not to judge a book by its cover, then how can we judge people by their looks or their types of clothing. Nothing can be as unpleasant as having a beautiful friend who is always in her best outfits, but is always telling lies and gossiping about everyone and anyone.
Last but not least, some people have the habit of judging people by their wealth. They think that those people who earn huge amounts of money are the most successful and happiest people in the world. However,I think that success and happiness are not defined by accumulating a great amount of wealth. Having a grateful heart, being honest, generous, and trustworthy are considered to be success which can in return bring happiness.
To put all in a nutshell, it is human nature to judge people by their external appearances. We have all done this mistake in our lives, and many continue to do so in the future. However, good nature is permanent and more important than beauty and wealth.