It all falls under the Four Noble Truths, and it's not necessary to know it all from every possible angle. Different people find different ways of looking at things to be more useful than others.
Welcome to Dhamma Wheel.
"Do not force others, including children, by any means whatsoever, to adopt your views, whether by authority, threat, money, propaganda, or even education." - Ven. Thich Nhat Hanh
"The uprooting of identity is seen by the noble ones as pleasurable; but this contradicts what the whole world sees." (Snp 3.12)
"You've got to focus on what's really worthwhile in life, which means resisting a lot of the currents in our culture" (Thanissaro)