In the pastel painting “Heaven Cries,” Spanish painter Montse Jara depicts an adorable young angel in heaven. He’s deep in thought, but he’s not contemplating play. His face is forlorn, and a couple of tears escape him. His left hand gestures toward the earth below as he timidly points his index finger gently down in condemnation.   His tears are for us. Traditionally, angels have symbolized the protection of human beings. In particular, Roman Catholics view angels as intermediaries between God and men, Jara said in an email.  She explains that this messenger of God is denouncing the time in which we live: “He observes, from above, how the human being destroys himself and his surroundings.” Jara sees our time “as a time of selfishness, where there is no empathy between people, and where nature is threatened by the decisions of men.”  Jara has emphasized the angel’s woe by using a …