Mary was a young girl. She used to get annoyed with everything. She had a negative attitude towards life.

Once, when she felt that life was unbearable, she asked her father what to do. She told him that if she was able to manage and solve one problem, another one followed quickly.

Her father consoled her and took her to the kitchen. He asked Mary to take a potato, an egg and two spoons of tea leaves. Mary was surprised, and asked her father, "Do you want me to cook?"
"No," her father said.

He then took three vessels and poured one cup of water in each vessel. The vessels were...