That is the great mistake about the affections. It is not the rise and fall of empires, the birth and death of kings, or the marching of armies that move them most. When they answer from their depths, it is to the domestic joys and tragedies of life. ↗
Leaving England was a painful decision, and we still have some regrets about it. However, at that time, the research environment for theoretical chemistry was clearly better in the U.S. ↗