Step 1: Understanding the Question:
The question asks about the specific quality of Lencho that impressed the postmaster and what action the postmaster took as a result, based on the story "A Letter to God".
Step 2: Identifying the Quality and Action:
Lencho's Quality: The postmaster was deeply impressed by Lencho's unwavering and absolute faith in God. He was astonished that someone could have such strong belief, enough to write a letter to God for help.
Postmaster's Decision: Moved by this faith, the postmaster decided he could not let it be broken. To sustain Lencho's belief, he resolved to answer the letter and send money on behalf of God. He collected money from his employees and also contributed a part of his own salary.
Step 3: Composing the Answer:
The postmaster was profoundly impressed by Lencho's unshakable faith in God. He wished he had such faith himself. To prevent Lencho's faith from being shaken, he decided to help by answering the letter. He collected money from his colleagues and gave a part of his salary, sending it to Lencho in an envelope signed "God".