Human composites determine that people's ideals must have compounds.
and so
If you want to be a good person, you don't want to do something little bad.
If you want to be a teacher, you don't want to do not want to make a snowy moon in your life.
If you want to serve the country, you may not be convicted.
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Choose a pure ideal and chase a life, it is noble, but there is reason to believe that the end will inevitably be painful, at least when it is painful.
From this point of view, this society sometimes needs a point tolerance.