Managing others expectation, managing ours

Managing other’s expectation is hard, but don’t you think that managing our own expectation is harder? I found that it’s harder to manage my own expectation. One of my benchmark is I have to do more or give more than what is set for other people. For example, if someone can swim for 10 laps, I will aim 12 laps; if someone can deliver the work within 3 days, I have to be able to deliver it for 2 days. […]