after an unpleasant experience, you are careful to avoid it happening again
"After losing money in the stock market, he became once bitten, twice shy."
Used to show you understand or accept someone’s point
to take credit for someone else’s idea or success
to be very successful or lucky in something
to keep working or performing despite pain or hardship
a criminal case that has not been solved for a long time
to hear something directly from the original or most reliabl...