The ways in which we experience life as adults are often connected to incidents of our childhood.
If an ornament were put outside, it might be able to handle the elements. This doesn’t mean that its appearance wouldn’t change as time goes by; what it means is that it won’t necessarily end up falling apart.
However, there is also the chance that it won’t be long until it does start to fall apart. It will then be clear that it hasn’t got what it takes to handle the elements, and this is why it shouldn’t have been exposed to the outside world.
A Lot in Common
In the same way, people can find that being in the outside world generally doesn’t have much of a negative effect on them. It is then going to be possible for them to be in the world without being overwhelmed by it.
There may be the odd thing that knocks them down, but they won’t continually be knocked down to the ground. Thus, like the first statue above, they will have what it takes to handle the elements.