Two things: 1. Take "temperament theory" with a grain of salt. It's somewhat in vogue right now with a lot of psychologists, but there are also plenty of rea

Two things: 1. Take "temperament theory" with a grain of salt. It's somewhat in vogue right now with a lot of psychologists, but there are also plenty of reasons to think that it's conflating two separate issues (temperament and typology) and is an oversimplification. 2. The only way to develop your personality is to step outside your comfort zone. Your type only determines where that comfort zone is, not whether you can or should do it often. For SP (really more ESP, but whatever) types, doing crazy things physically is their comfort zone. They need to learn to get in touch with their more subdued side.