Practice does get boring. But once you get so good its not too fun anymore. Everything gets old eventually, thats why its good in moderation. I like to wait like atleast a week or two in between practice sessions.

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There are moments when one feels free from one's own identification with human limitations and inadequacies. At such moments one imagines that one stands on some spot of a small planet, gazing in amazement at the cold yet profoundly moving beauty of the eternal, the unfathomable; life and death flow into one, and there is neither evolution nor destiny; only Being. - Albert Einstein