Although a man may wear fine clothing, if he lives peacefully; and is good, self-possessed, has faith and is pure; and if he does not hurt any living being, he is a holy man.
Interpretation
True holiness is defined by one's character and actions rather than outward appearance or material wealth.
This quote by Denis Diderot emphasizes that true virtue and holiness come from within a person, rather than their superficial attributes such as clothing or wealth. A person who is peaceful, kind, self-controlled, and compassionate embodies true goodness and sanctity, highlighting the importance of moral integrity over material possessions.
In practice
During a seminar on ethics, one might quote Diderot to illustrate that true virtue lies in one’s actions.
The arbitrary rule of a just and enlightened prince is always bad. His virtues are the most dangerous and the surest form of seduction: they lull a people imperceptibly into the habit of loving, respecting, and serving his successor, whoever that successor may be, no matter how wicked or stupid.
This root [the potato], no matter how much you prepare it, is tasteless and floury. It cannot pass for an agreeable food, but it supplies a food sufficiently abundant and sufficiently healthy for men who ask only to sustain themselves. The potato is criticized with reason for being windy, but what matters windiness for the vigorous organisms of peasants and laborers?
Do you see this egg? With this you can topple every theological theory, every church or temple in the world.
There are three principal means of acquiring knowledge... observation of nature, reflection, and experimentation. Observation collects facts; reflection combines them; experimentation verifies the result of that combination.
In order to get as much fame as one's father one has to much more able than he.
All abstract sciences are nothing but the study of relations between signs.
To arrive at a contradiction is to confess an error in one's thinking; to maintain a contradiction is to abdicate one's mind and to evict oneself from the realm of reality.
A man who gives himself to be a possession of aliens leads a Yahoo life, having bartered his soul to a brute-master. He is not of them. He may stand against them, persuade himself of a mission, batter and twist them into something which they, of their own accord, would not have been.
We won't figure out what's sacred in life if we settle for what's safe.
Is there something wrong with being a Muslim in this country? The answer's no. That's not America. Is there something wrong with some seven-year-old Muslim American kid believing that he or she could be president?
Perfect people don't exist. And perfect people, if they existed, would be very boring. It is imperfection that keeps life interesting.
To look for a single general theory of how to decide the right thing to do is like looking for a single theory of how to decide what to believe.
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