The impact was his whole life he helped serve under lady liberty. He helped bring honest truth and judgement across our fair land. With him america has prospered its laws of freedom of rights and liberty.
That statement is true
Psychological egoism believe that even when we choose to help others, we do it because of our own personal reward/benefit.
For example, when we choose to give money to the homeless, psychological egoism argue that it happen because either:
- We want to be seen as good guy by other people around us
or
- We seek the personal satisfaction of 'we've done something good'