It's incredibly trusting.
In a way, fearless.
Intuitive.

Sometimes to the point of being impulsive.

The test to humanity as a whole is not to take advantage of such an attribute.

Folks may be naive but stepping on them for it is arrogant, ignorant and selfish.

Perhaps the lesson to be learned when naivety is a factor is acknowledging that more is to be gained for a society as a whole when its members spread the wealth and teach one another with compassion and patience when some know more than others.