The first taste of an olive can be a bit shocking. But eventually, many of us start to enjoy bitter fruits, nuts and beverages. Screenshot from TEDxTalks/Youtube.com hide caption

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The very sight of this lacy, green herb can cause some people to scream. The great cilantro debate heats up as scientists start pinpointing cilantrophobe genes. lion heart vintage/Flickr.com hide caption

itoggle caption lion heart vintage/Flickr.com