There are four primal difficult emotions that come often in meditation and daily life: grief, anger, desire and fear. When we learn to relate skillfully to these emotions as they appear, there can be a great increase in the sense of freedom and ease in our life and practice.
The Second Foundation of Feelings is most easily held within the First Foundation of Body. The body gives clues to the mind's feelings. Postures such as physically leaning toward, away, or wandering in confusion show that the body is moving in alignment to a conditioned reference.