I think it's very important. Each of us will make mistakes, but that's very often part of the learning process. Hopefully, we pick ourselves up and move on. Carrying around a lot of guilt accomplishes nothing.

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"The further the spiritual evolution of mankind advances, the more certain it seems to me that the path to genuine religiosity does not lie through the fear of life, and the fear of death, and blind faith, but through striving after rational knowledge."-- Einstein