Earlier quoted context omitted.
Don't be so hard on yourself about not improving the world. I'm sure that you've positively affected someone. Even if it is a side-effect of your personal success, that allows you, for example, to leave a decent tip at a bar or restaurant. That decent sized tip helped the waitress make rent that month, and not get kicked out to the curb. Which kept her kids in a decent school district, where they learned a lot and wi…
By that reasoning nearly everyone has improved the world. Considering the negative impact we all have just existing in our society I'm sure his stance is more accurate.
Is your belief based on human impact on the environment, or is it something else?
[1] Better resources a Google away but this is something at least. http://www.economist.com/node/8908438 [2] http://www.stier.net/writing/demstab/demstab.htm#_Toc5203975...