Have a basic understanding of current events You can't have an intelligent conversation with your peers and clients if you're stumped when faced with everyday topics such as the election, taxes, budget deficits, interest rates, markets, unemployment and the meaning of all these things to the average citizen.
Children younger than eight years old are completely stumped, and generally can't figure out a way to get the toy.
"When welding the engine, we were stumped.
If a particular problem has you stumped, consider asking a colleague to walk and talk it out.
A four-digit passcode - and an accompanying self-destruct feature that might wipe a phone's data after too many wrong guesses - stumped the FBI for weeks and forced them to bring in outside help.
After recovery, these slenderized mice showed almost no interleukin 1 in their bloodstreams and, Algernon-like, soon were acing cognitive tests that had stumped them before surgery.