It is an old British and Australian saying.
To tread lightly on a subject
Palestinian and Persian
It is just an idiom and has no history.
food
Meaning he will help you out.
To tread lightly on a subject
Something that can supply a sure victory when revealed (per PhraseFinder) ... comes from playing a card game
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To be exposed
Origin "up a storm"
There isn't an idiom called "eggs basket." Perhaps you are thinking of the old proverb that says "don't keep your eggs in one basket."
No
Palestinian and Persian
affrica (iraq
grab a bite
It was in 1960 in America
It is just an idiom and has no history.