Commitment /is /the glue /holding together /characteristically human forms of social life. Commitments /make /individuals’ behavior /predictable /in the face of fluctuations /in their desires and interests, /thereby /facilitating the planning /and /coordination of joint actions /involving multiple agents. Moreover, /commitments /make /people /willing to perform actions /that /they would not otherwise perform. For example, /a taxi driver /picks up his clients /and transports them /to their desire