You can judge the quality of their faith from the way they behave. Discipline is an index to doctrine.
Interpretation
Faith is reflected in one's behavior, and discipline shows the strength of beliefs.
This quote suggests that a person's beliefs and faith can be observed through their actions. It implies that discipline, how one adheres to their principles and values, serves as a measure of the depth and quality of their beliefs, connecting behavior with one's doctrinal commitments.
In practice
In a speech about integrity, one might use this quote to emphasize the importance of backing up beliefs with actions.
Whatever is born is the work of God. So whatever is plastered on, is the devil's work.... How unworthy of the Christian name it is to wear a fictitious face - you on whom simplicity in every form is enjoined! You, to whom lying with the tongue is not lawful, are lying in appearance.
Nature soaks every evil with either fear or shame.
Examine then, and see if He be not the dispenser of kingdoms, who is Lord at once of the world which is ruled, and of man himself who rules; if He have not ordained the changes of dynasties, with their appointed seasons, who was before all time, and made the world a body of times; if the rise and the fall of states are not the work of Him, under whose sovereignty the human race once existed without states at all.
For it is really better for us not to know a thing, because [God] has not revealed it to us, than to know it according to manβs wisdom, because he has been bold enough to assume it.
The first reaction to truth is hatred.
We say, and we say openly, and while ye torture us, mangled and gory we cry out, "We worship God through Christ!" Believe Him a man: it is through Him and in Him that God willeth Himself to be known and worshipped.
Whilst we deliberate how to begin a thing, it grows too late to begin it.
Prophet Muhammad (peace be upon him) said: By his good character a believer will attain the degree of one who prays during the night and fasts during the day.
I'm not perfect. But I'll always be real
Thinking is generally thought of as doing nothing in a production - oriented society and doing nothing is hard to do. It's best done by disguising it as doing something and the something closest to doing nothing is walking.
We only see what we want to see; we only hear what we want to hear. Our belief system is just like a mirror that only shows us what we believe.
And when one of you falls down he falls for those behind him, a caution against the stumbling stone. Ay, and he falls for those ahead of him, who though faster and surer of foot, yet removed not the stumbling stone.
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