感恩是人类社会中普遍存在的现象，每个人或多或少都会有感恩的心理和行为。
To be grateful is a very common phenomenon in human society, and every person will have the idea or behavior to show his gratefulness.
感恩是人类社会中普遍存在的现象，每个人或多或少都会有感恩的心理和行为。
To be grateful is a very common phenomenon in human society, and every person will have the idea or behavior to show his gratefulness.
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