1. A friend in need is a friend indeed: a person who helps at a difficult time is a person who you can really rely on.
E. g. You are a friend in need, you are, Sam!
2. A man is known by the company he keeps: our character is reflected in our choice of friends.
E. g. Son, when you go away to school, spend your time with serious people; don't hang around with people who go to parties all the time. A man is known by the company he keeps.
3. Birds of a feather flock together: people who have the same outlook/tastes/interests will be found in each other's company.
E. g. These health professionals sure were birds of a feather.
4. To hit it off: to find yourself immediately and naturally friendly with someone
E. g. We had similar ideas about the show, and the two of us hit it off right away.
5. To be joined at the hip: to be inseparable
E. g. Those two are joined at the hip. They are always together.
6. A shoulder to cry on: someone who listens to your problems.
E. g. He was a fatherly shoulder to cry on when the going was tough.
7. No love lost: disagree with someone
E. g. They used to be best friends but they had a huge fight about money. Now there's no love lost between them
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