Martha Nussbaum (1947 - now) is an American philosopher. The rest of this post is some quotes from Nussbaum.
Ethics
"Knowledge is no guarantee of good behavior, but ignorance is a virtual guarantee of bad behavior (Not for Profit: Why Democracy Needs the Humanities, 2012)
Reason
"Notice that all the traditional things philosophers do, looking for validity and soundness, promote civic friendship. That sounds pretty pie in the sky, yes, but I actually believe it." (Interview with William D. Adams, National Endowment for the Humanities, 2017)