As the {#blank#}1{#/blank#} goes, smiling is sunshine in everyone's heart. When I started to go to primary school, my teacher, Mr. Wei, told me the importance of smiling. He told me that {#blank#}2{#/blank#} was a simple behavior which was very powerful. It can give people warm feelings, show your respect to {#blank#}3{#/blank#}. Since a smile is a positive(积极的) attitude, we can often smile to ourselves to become {#blank#}4{#/blank#} and happy. Although there are some situations where we may experience hardship or even {#blank#}5{#/blank#}, we can always smile to ourselves. It can help us {#blank#}6{#/blank#} many difficulties as well as succeed in the end. Learning to {#blank#}7{#/blank#} to others is also beneficial. When we smile to others, we can get a smile in {#blank#}8{#/blank#}. Then it can put us in a good mood. What's more, it can also help us build a good relationship with others. In one word, smiling is a {#blank#}9{#/blank#} which can help others understand us better. Therefore, let's start to smile and live a better and {#blank#}10{#/blank#}life.