What have i done in my life ?

What have i done for my self and other peoples in my life ? How many things i ever done to help me self ? How much it mean to me ? How many things i ever done for others ? It's help others ? Is my life important for my self ? for other ? Don't know... at least i know what should i do now. For family, friends around me , my self and also strangers which appear in my life... =)