When we forecast the future, we are very likely forecast one possible future, and a rosy one at that. I am looking at this list from an article called how to stop being late by ellen hendriksen, published in psychology to day. Most of the tips are pretty common sense, but i think a few of them could be helpful. For instance, beware, quote, one more thing, that you add, that you kind of treat as if it takes a phantom amount of time, like zero time.