Yes. The Satipatthana Sutta says that one must do these things "fully alert".
Sure, the Buddha gave instructions on being dispassionate about food (as recently discussed elsewhere) but in the context of satipatthana, it's the "fully alert" that is the significant aspect... the postures are noted just a list of possible everyday actions and configurations of the body.
They are by no means exhaustve, hence the concluding refrain "Or however his body is disposed, that is how he discerns it. In this way he remains focused internally on the body in & of itself, or focused externally... unsustained by anything in the world. This is how a monk remains focused on the body in & of itself."
"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)
"To argue with a person who has renounced the use of reason is like administering medicine to the dead" - Thomas Paine