It was very clear to me in 1965 in Mississippi that as a lawyer I could get people into schools desegregate the schools but if they were kicked off the plantations - and if they didn't have food didn't have jobs didn't have health care didn't have the means to exercise those civil rights we were not going to have success.
In praising science it does not follow that we must adopt the very poor philosophies which scientific men have constructed. In philosophy they have much more to learn than to teach.