One day, two friends- Eric and Mike were walking through the desert. During the journey they had a quarrel(吵架)，and Eric was quite a{#blank#}1{#/blank#} so he hit Mike in the face. Mike was hurt, but he didn't say anything. Instead, he wrote in the sand, "Today my best friend hit me in the face." They kept on w{#blank#}2{#/blank#} until they found an oasis(绿洲). They were so tired and thirsty that they decided to have a rest and get some w{#blank#}3{#/blank#}. Unluckily, Mike fell into the mire(泥潭) and was in danger. At this time, Eric tried his best to s{#blank#}4{#/blank#} him. When Mike felt all right, he wrote on the s{#blank#}5{#/blank#}, "Today my best friend saved my life." Eric was puzzled, so he asked Mike." After I hurt you, you wrote in the sand, and now you write on a stone, why?" Mike replied, "When someone h{#blank#}6{#/blank#}us, we should write it down in sand where winds of forgiveness(宽恕) can blow it away. But when someone does some thing g{#blank#}7{#/blank#} for us, we must write it on a stone where no wind can ever blow it away."