A life is either all spiritual or not spiritual at all. No man can serve two masters. Your life is shaped by the end you live for. You are made in the image of what you desire.
Just as a candle cannot burn without fire men cannot live without a spiritual life.
The legal system is often a mystery and we its priests preside over rituals baffling to everyday citizens.
Throughout the past there has been a lack of intimacy affection and regard for Islam by Christianity. This to a large extent has been due to a lack of knowledge of the great human and spiritual ideals for which Islam and the teachings of Islam stand.
Human relations are built on feeling not on reason or knowledge. And feeling is not an exact science like all spiritual qualities it has the vagueness of greatness about it.
Religion can make it worse. Are you supposing that if people were encouraged to believe in a transcendent reality and to be encouraged by grand rituals and music and preaching to love their neighbors then they would put jealousy and frustration aside?
It is an accepted commonplace in psychology that the spiritual level of people acting as a crowd is far lower than the mean of each individual's intelligence or morality.
I'm in awe of the universe but I don't necessarily believe there's an intelligence or agent behind it. I do have a passion for the visual in religious rituals though even though they may be completely empty and bereft of substance. The incense is powerful and provocative whether Buddhist or Catholic.
The fact that I can plant a seed and it becomes a flower share a bit of knowledge and it becomes another's smile at someone and receive a smile in return are to me continual spiritual exercises.
Even the highest forms of sacrificial worship present much that is repulsive to modern ideas and in particular it requires an effort to reconcile our imagination to the bloody ritual which is prominent in almost every religion which has a strong sense of sin.