[nickpsecurity]

Sometimes, we do such things because it’s hard. We enjoy the challenge. Those that succeed are glad to make it, too.

[dathinab]

but most times, even in such cases, people underestimate or not estimate at all the "hard task they do as a challenge" it's kinda part of the whole thing

[BodyCulture]

Sometimes we just don’t know if a person that started something did know how hard it would be or not. Sometimes it is not possible to know how hard things can be or not.

Generally this is a very interesting question hat could be discussed in a very long thread, but still the reader will not get any value from it.