One of the most consistent differences between leftists and rightists, from what I can glean, is our difference in how we view individual responsibility and the extent to which people ought to compete for the desired things in life. For the left, those who are unable to be competitive do not deserve to just die out. For many on the right, if you are unable to take care of yourself, that is a sign that you are unfit for modern life.
Social Darwinism initially started out as a kind of liberal endeavour: Well-off, Canadian Suffragettes supported it in my home country during its early spread. The idea fell out of favour among that group, for the most part, and instead, it became a useful persp