在社会实践中， 我们可以增加知识，提高能力。
We may surely make progress in both knowledge and ability in social practice.
人们在社会实践中从事各项斗争，有了丰富的经验，有成功的，有失败的。
In their social practice, men engage in various kinds of struggle and gain rich experience, both from their successes and from their failures.
森林文化是人类在社会实践中创造的森林物质财富和精神财富的总和，该文特指森林精神财富。
Forest culture is a synthesis of forest material and spiritual wealth which is created by human beings in social practice, especially indicates the forest spiritual wealth.
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