›If you do one thing at the expense of another, doing the first thing harms the second thing.
kosztem czegośHe spent a lot of time at work, at the expense of his marriage.Damaging and spoilingDestroying and demolishing
at sb's expense
›If you do something at someone's expense, they pay for it.
na czyjś kosztWe went on holiday at my father's expense.Costs and expenses
by Colin McIntosh You could be forgiven for thinking that old-fashioned hobbies that don’t involve computers have fallen out of favour. In fact, nothing could be further from the truth. If anything, the internet has made it easier for people with specialist hobbies from different corners of the world to come together to support one another
a decreased ability to make decisions as a result of having too many decisions to make Our brains have a finite number of decisions they can make before they get depleted and become less discerning – so this is called decision fatigue.