However, no two people see the external world in exactly the same way. To every separate person a thing is what he thinks it is - in other words, not a thing, but a think.
If you're not pushing your own technique to its own limits with the risk that it might just crumble at any moment, then you're not really doing your job.
I grew up in a family where the women were just nuts. They didn't stand around in cardigans making polite conversation while they chopped tomatoes.