what qualities do inventors have ?

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as far as I am concerned , there are at least two qualities that are indispensable for inventors?for real?.

1st?a way of thinking that is creative or imaginative is something essential which is more like a precondition for an inventor to?come up with an idea or plan to create something out of nothing , for example ,.....

2nd?perseverance?is more than necessary for an inventor as well because of the fact that when you attempt to invent something new , there would be critics standing in the way trying to sabotage , for instance ,....

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