Because of self-doubt, the fear of failure, or laziness, most people usually bite off way less than they can chew.
Mokokoma Mokhonoana
confidence, confident, doubt, failure, fear, fear-of-failure, greatness, greatness-quotes, idle, inactive, indolent, lackadaisical, lax, laziness, lazy, lethargic-remiss, negligent, self-doubt, self-esteem, self-esteem-quotes, shiftless, slack, slothful, sluggish, work-shy