Remember the essence of Thankfulness:
WLC Question 146: Which is the tenth commandment?
Answer: The tenth commandment is, Thou shalt not covet thy neighbor’s house, thou shalt not covet thy neighbor’s wife, nor his manservant, nor his maidservant, nor his ox, nor his ass, nor any thing that is thy neighbor’s.
Question 147: What are the duties required in the tenth commandment?
Answer: The duties required in the tenth commandment are, such a FULL CONTENTMENT WITH OUR OWN CONDITION, and such a charitable frame of the whole soul toward our neighbor, as that all our inward motions and affections touching him, tend unto, and further all that good which is his.
from Westminster Larger Catechism