= For example, a bird can’t fly to great height without wind. When someone reaches to high level of achievement. Also about airplanes, without a wind or air beneath them, they wouldn’t be able to fly.
Then the person or persons who have aided him/her in this accomplishment are said to be “the wind beneath his/her wings”. Also it means a friend or a family member who stood by you, gave you inspiration, or encouraged you.
= this is someone or something that gives you strength and power. For instance, “My education is the wind beneath my wings”.
Education really is the wind beneath your wings. Despite the fact that education is a basic human right, not everyone has access to it.