"The chalice of benediction which we bless, is it not the communion of the blood of Christ? And the bread which we break, is it not the partaking of the body of the Lord? For we, being many, are one bread, one body: all that partake of one bread." (1 Cor 10:16-17)
by Father John Hardon, SJ, that seems very balanced to me. One of these days, I shall write a bit about what I have been learnng by God's grace, but for now, let me say how important such balance between sorrow for joy is.