As I explored this fear, I realized that making such a big commitment put everything on the line. It eliminated any excuse I’d ever allowed myself for failing to achieve what I set out to do. In the past, I could always say, “Well, I failed, but I wasn’t really trying hard. Maybe I’d have succeeded if I had really tried.” Or “I failed, but I might have succeeded if I hadn’t gotten sick.” But now, after making the commitment to going the distance, any excuse that crept into my mind sounded hollow, even ridiculous, as if Columbus had sailed back to Europe and said, “Well, we didn’t find land,
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