[Dewie]

> On the other hand, we have the idea that the mind is a muscle and it works best if we train it hard. In this mindset, we see objects as crutches that are best to be avoided in order to improve the mind as efficiently as possible.

Those crutches frees up time to let one work on other muscles; muscles that might not have any known crutches (like practicing reading maps instead of practicing navigating by the stars some centuries ago).