These things will destroy the human race: politics without principle, progress without compassion, wealth without work, learning without silence, religion without fearlessness, and worship without awareness.
People mistakenly assume that their thinking is done by their head; it is actually done by the heart which first dictates the conclusion, then commands the head to provide the reasoning that will defend it.
You can read books without ever stepping into a library; and practice spirituality without ever going to a temple.
It is a great mystery that though the human heart longs for Truth, in which alone it finds liberation and delight, the first reaction of human beings to Truth is one of hostility and fear!