It does inpact our fucther because it helps us have better maners and better pashance and helps us like wait on something longer and not be so weaird and frighetd also.

It a test to see how long a kid can what to eat.

i think that it dosent matter becase it may show that if you dont eat the marshmellow you may be able to handle stress. but its not a major decision.so no i do not think it matters