what does this line mean?

A man being sometimes more generous when he has but a little money than when he has plenty

Sometimes people without a lot of money are more generous than those with a lot.

PS -- Does generosity include only money? Or can one be generous with time and possessions, too?

that means if you do something good for someone later on you will rewarded

The line "A man being sometimes more generous when he has but a little money than when he has plenty" suggests that sometimes people tend to be more giving or charitable when they have limited financial resources compared to when they have an abundance of money.

To understand the meaning of this line more deeply, you may consider the following steps:

1. Identify the context: Determine where the line is from. Is it a famous quote, a line from a book, a proverb, or something else? Knowing the origin can provide additional insights.

2. Examine the language and structure: Analyze the words, phrases, and grammar used in the sentence. Look for any figurative language, such as metaphors or similes, as well as any comparisons or contrasts presented.

3. Consider the psychology behind the statement: Reflect on human nature and the possible motivations for this behavior. People with limited financial means may empathize with the struggles of others and feel compelled to help. Conversely, individuals with plenty of money may become more focused on preserving their wealth.

4. Seek cultural or historical context: Investigate if there are any cultural, historical, or social factors that influenced this statement. Generosity and wealth have different interpretations in various societies and time periods.

5. Relate personal experiences: Think about whether this observation aligns with your own observations or experiences. Have you noticed instances where people with less money are more inclined to give?

By going through these steps, you can gain a deeper understanding of the line's meaning and the underlying message it conveys.