they went to collage
Not all the time, some advice can be good and some bad, it not really that black and white!!
Some birds are more intelligent then others.
Because some people have the luck needed to successfully combine their social environments and their interests :)
There are many reasons why you are as rich as others but not as successful. Some rich people are rich from family money or business, others are rich from investments. There are many reasons why someone can be rich, and not successful.
Some people need more sleep than others because of their age and what they do.
People value others be successful because they feel as if they had a positive effect on someones life. By helping others, they may gain self-confidence that they can also become successful because, in my opinion, it is harder to help someone become successful (in the case they lack self-confidence than it is to be successful. Some people value it because they ultimately gain pride and joy from seeing others become successful which may have the effect that the person who received help from others will, in return, help others to become successful as well.
You need to define what you mean by success. For some people successful is the business making some money to help pay some of the bills. For others it is for the business to earn enough so that they can retire to a life of luxury. For others it is successful if it helps people. Most successful internet businesses pick one system and keep following it. They become expert in what they do.
Most people do, some more then others.
Some people need more sleep than others for several reasons. Some people are busier and need more sleep and some may need more sleep due to genetic reasons.
Because some people produce more oil in thier scalp.
Some people have different sense of comedy. some will think they are funny, ehile others will be more machure
There are many ways of implementing organizational change but some tend to be more successful than others. Methods which focus on effective communication tend to be more successful.