Now it is human nature to want to eat to ones fill when hungry, to want to warm up when cold, to want to rest when tired. These all are a part of people's emotional nature.
XunziSacrifice is a state of mind in which our thoughts turn with longing [toward Heaven, the Ancestors], It is the supreme expression of loyalty, love, and respect.
XunziYou look upon the seasons with expectation and await them: wy not seize the seasonal opportunities and exploit them?
Xunzi