All suffering is caused by ignorance. People inflict pain on others in the selfish pursuit of their own happiness or satisfaction

I learned that courage was not the absence of fear, but the triumph over it. I felt fear more times than I can remember, but I hid it behind a mask of boldness. The brave man is not he who does not feel afraid, but he who conquers that fear

From the scientific view, the theory of karma may be a metaphysical assumption — but it is no more so than the assumption that all of life is material and originated out of pure chance