Markets are efficient enough that most investors will not outperform the market over the long term.
You cannot hope to build a better world without improving the individuals. To that end, each of us must work for our own improvement and, at the same time, share a general responsibility for all humanity, our particular duty being to aid those to whom we think we can be most useful.
The most important political virtue is moderation, the ability to balance competing interests and values in a way that promotes the common good.