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ISTJ At A Glance

ISTJs lead with Introverted Sensing (Si), which is awareness of their own health and well being and what  is comfortable and natural to the ISTJ, and compels them to establish comfortable routines and usually to  be good at noticing their own physical needs. It also inclines them to details and to prefer what is customary  and conventional (relative to their own background and experiences). They are willing to change their ways,  but they prefer to do so slowly and at a conservative pace, and they are inclined to rote learning and  specialization. 

Their auxiliary function is Extraverted Thinking (Te), which makes them extraverted towards external logic  and inclined to absorb facts and data in service of being productive and efficient. They usually do not feel  the need to work things out by themselves what has already been worked out by other people. They may  sometimes ignore the underlying logic of what they are doing for the sake of results, and they have a strong  urge to organize and work and often have tremendous stamina. 

Their tertiary function is Introverted Feeling (Fi) which are the personal feelings and values of the ISTJ.  Though this type generally prioritizes logic and productivity over emotions, they are relatively in touch  with their feelings, values and personal identity and they still care about people in their lives, even if they  are not always good at showing it.  

Their inferior function is Extraverted Intuition (Ne), which is their hidden desire for novelty and to explore  alternate possibilities. ISTJs typically settle into comfortable routines, but part of them will desire to take  breaks from this tendency and to try something different and new for its own sake. They generally prefer this in small doses and too much chaos can reinforce their need for security through customs and traditions,  but they appreciate those who can help them enjoy life more without making them feel like the ground is  opening up beneath their feet.  

ISTJs are the embodiment of dependability and dedication. They are grounded in reality, with a steadfast  focus on responsibility and tradition. Known for their practicality and organization, ISTJs excel in  environments where they can apply their methodical approach to solve problems or manage projects. 

Often seen as the backbone of an institution or family, ISTJs take their commitments seriously and follow  through on their promises. They value honesty and integrity, expecting the same from others. In their  personal and professional lives, ISTJs are the ones who establish routines and procedures, ensuring that  everything runs smoothly. 

They have a logical and analytical approach to life, often able to dissect complex problems and find  workable solutions. ISTJs are not swayed by fads or whims; instead, they rely on concrete facts and proven  methods. 

ISTJs may not be the most verbally expressive, but they show their care through their actions and  steadfastness. They prefer to make decisions based on logic rather than emotion, and they have a clear sense  of right and wrong that guides their interactions and judgments. 

In their pursuit of order and efficiency, ISTJs may sometimes appear rigid or inflexible, but their goal is  always to perform their duties to the best of their abilities, ensuring stability and reliability in all aspects of  their lives. 

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