The only valid data for psychology are the reports of trained observers.
Liberal democracy may constitute the "end point of mankind's ideological evolution" and the "final form of human government."
仁爱的人将天地万物视为一个整体,没有什么是与自己无关的。
Just in terms of allocation of time resources, religion is not very efficient. There's a lot more I could be doing on a Sunday morning.