Angela Duckworth is THE preeminent researcher on grit.  Here she talks about its cultivation in those of us who don’t come by tons of it naturally.    

My favorite line: “Unlike many decisions (e.g., what to have for lunch), choosing to endure rather than desist is a choice that must be effortfully sustained over time.”

Often that’s what we in the human development space work to help clients achieve.  

See on www.bigquestionsonline.com