Merit
Every kind act quietly stores up good fortune that follows you, the Buddhist tradition says, even into your next life.
"Merit" (Pali puñña, Sanskrit puṇya) is the wholesome, beneficial force that builds up inside a person through good and generous actions. Think of it as a kind of positive moral momentum: each act of kindness, honesty, or generosity leaves a good trace on the mind and, the tradition teaches, tends to ripen into happier circumstances down the road.
Merit is one expression of a wider Indian idea that Buddhism shares with Hinduism and Jainism: karma, the principle that intentional actions carry moral consequences. Good deeds done with good intentions generate merit; harmful deeds do the opposite. Buddhism's distinctive emphasis is that the intention behind an act is what counts most — the Buddha went so far as to identify karma with intention (cetanā) itself — so a gift given with a warm, unselfish heart "earns" far more than the same gift given grudgingly. The tradition names three classic ways of making merit: generosity (dāna — especially supporting those who teach and practice the path), ethical conduct (sīla — refraining from harming, stealing, and lying), and mental cultivation (bhāvanā — meditation).
What does merit actually do? Traditionally it is said to lead toward a fortunate rebirth — a better situation in a future life — and, just as importantly, to make a person calmer, kinder, and more able to walk the spiritual path even now. It is the wholesome soil in which deeper practice grows.
One clarification keeps this accurate. Merit is not the final goal of Buddhism, and it is not a heavenly bank account that buys salvation. Because merit ripens within the ordinary cycle of rebirth, even a vast store of it eventually gets "spent" and runs out. The ultimate aim lies beyond merit-making altogether: nirvāṇa, the deep freedom and peace that comes from uprooting greed, hatred, and confusion. Merit smooths and supports the journey; it is not the destination.
Key passages(20)
Being Good: Buddhist Ethics for Everyday Life · Hsing Yun
The White Lotus of the Good Dharma · The Tibetan Kangyur (84000)
諸佛世尊如來菩薩尊者神僧名經(第1卷-第29卷) · The Chinese Buddhist Canon (大藏經)