The way to learn about the mind is to reverse-engineer it: to figure out what natural selection designed it to accomplish.
人无国王、庶民之分,只要家有和平,便是最幸福的人。
You should avoid sloth and unreliability.
I'm the kinda guy that's mental, if I smack a chick in the mouth, she'd be like, "Damn, that shit was intense!"