-When a person laughs too much, even on stupid things, that person is sad deep inside. 
-When a person sleeps a lot, that person is lonely.
-When a person talks less, and if he talks fast, that person is keeping a secret.
-When a person can't cry, that person is weak.
-When a person eats in an abnormal way, that person is in tension. 
-When a person cries on little things, that person is soft hearted. 
-When someone asks about you, although that someone is busy, he/she really loves you.