It seems to me that power is really 'what are you able to do', and I guess a part of that is how long it takes to do it. But another factor is how much skill/k

It seems to me that power is really 'what are you able to do', and I guess a part of that is how long it takes to do it. But another factor is how much skill/knowledge you must have and how much effort you must expend to do the thing. In that light, succinct languages are often not so powerful, at least for most people, and even in expert hands power is often quite focused.